srl.S revision 12771:75508af5d8dc 
1# See LICENSE for license details.
2
3#*****************************************************************************
4# srl.S
5#-----------------------------------------------------------------------------
6#
7# Test srl 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#define TEST_SRL(n, v, a) \
21  TEST_RR_OP(n, srl, ((v) & ((1 << (__riscv_xlen-1) << 1) - 1)) >> (a), v, a)
22
23  TEST_SRL( 2,  0xffffffff80000000, 0  );
24  TEST_SRL( 3,  0xffffffff80000000, 1  );
25  TEST_SRL( 4,  0xffffffff80000000, 7  );
26  TEST_SRL( 5,  0xffffffff80000000, 14 );
27  TEST_SRL( 6,  0xffffffff80000001, 31 );
28
29  TEST_SRL( 7,  0xffffffffffffffff, 0  );
30  TEST_SRL( 8,  0xffffffffffffffff, 1  );
31  TEST_SRL( 9,  0xffffffffffffffff, 7  );
32  TEST_SRL( 10, 0xffffffffffffffff, 14 );
33  TEST_SRL( 11, 0xffffffffffffffff, 31 );
34
35  TEST_SRL( 12, 0x0000000021212121, 0  );
36  TEST_SRL( 13, 0x0000000021212121, 1  );
37  TEST_SRL( 14, 0x0000000021212121, 7  );
38  TEST_SRL( 15, 0x0000000021212121, 14 );
39  TEST_SRL( 16, 0x0000000021212121, 31 );
40
41  # Verify that shifts only use bottom five bits
42
43  TEST_RR_OP( 17, srl, 0x0000000021212121, 0x0000000021212121, 0xffffffffffffffc0 );
44  TEST_RR_OP( 18, srl, 0x0000000010909090, 0x0000000021212121, 0xffffffffffffffc1 );
45  TEST_RR_OP( 19, srl, 0x0000000000424242, 0x0000000021212121, 0xffffffffffffffc7 );
46  TEST_RR_OP( 20, srl, 0x0000000000008484, 0x0000000021212121, 0xffffffffffffffce );
47  TEST_RR_OP( 21, srl, 0x0000000000000000, 0x0000000021212121, 0xffffffffffffffff );
48
49  #-------------------------------------------------------------
50  # Source/Destination tests
51  #-------------------------------------------------------------
52
53  TEST_RR_SRC1_EQ_DEST( 22, srl, 0x01000000, 0x80000000, 7  );
54  TEST_RR_SRC2_EQ_DEST( 23, srl, 0x00020000, 0x80000000, 14 );
55  TEST_RR_SRC12_EQ_DEST( 24, srl, 0, 7 );
56
57  #-------------------------------------------------------------
58  # Bypassing tests
59  #-------------------------------------------------------------
60
61  TEST_RR_DEST_BYPASS( 25, 0, srl, 0x01000000, 0x80000000, 7  );
62  TEST_RR_DEST_BYPASS( 26, 1, srl, 0x00020000, 0x80000000, 14 );
63  TEST_RR_DEST_BYPASS( 27, 2, srl, 0x00000001, 0x80000000, 31 );
64
65  TEST_RR_SRC12_BYPASS( 28, 0, 0, srl, 0x01000000, 0x80000000, 7  );
66  TEST_RR_SRC12_BYPASS( 29, 0, 1, srl, 0x00020000, 0x80000000, 14 );
67  TEST_RR_SRC12_BYPASS( 30, 0, 2, srl, 0x00000001, 0x80000000, 31 );
68  TEST_RR_SRC12_BYPASS( 31, 1, 0, srl, 0x01000000, 0x80000000, 7  );
69  TEST_RR_SRC12_BYPASS( 32, 1, 1, srl, 0x00020000, 0x80000000, 14 );
70  TEST_RR_SRC12_BYPASS( 33, 2, 0, srl, 0x00000001, 0x80000000, 31 );
71
72  TEST_RR_SRC21_BYPASS( 34, 0, 0, srl, 0x01000000, 0x80000000, 7  );
73  TEST_RR_SRC21_BYPASS( 35, 0, 1, srl, 0x00020000, 0x80000000, 14 );
74  TEST_RR_SRC21_BYPASS( 36, 0, 2, srl, 0x00000001, 0x80000000, 31 );
75  TEST_RR_SRC21_BYPASS( 37, 1, 0, srl, 0x01000000, 0x80000000, 7  );
76  TEST_RR_SRC21_BYPASS( 38, 1, 1, srl, 0x00020000, 0x80000000, 14 );
77  TEST_RR_SRC21_BYPASS( 39, 2, 0, srl, 0x00000001, 0x80000000, 31 );
78
79  TEST_RR_ZEROSRC1( 40, srl, 0, 15 );
80  TEST_RR_ZEROSRC2( 41, srl, 32, 32 );
81  TEST_RR_ZEROSRC12( 42, srl, 0 );
82  TEST_RR_ZERODEST( 43, srl, 1024, 2048 );
83
84  TEST_PASSFAIL
85
86RVTEST_CODE_END
87
88  .data
89RVTEST_DATA_BEGIN
90
91  TEST_DATA
92
93RVTEST_DATA_END
94