sb.S revision 12771:75508af5d8dc 
1# See LICENSE for license details.
2
3#*****************************************************************************
4# sb.S
5#-----------------------------------------------------------------------------
6#
7# Test sb instruction.
8#
9
10#include "riscv_test.h"
11#include "test_macros.h"
12
13RVTEST_RV64U
14RVTEST_CODE_BEGIN
15
16  #-------------------------------------------------------------
17  # Basic tests
18  #-------------------------------------------------------------
19
20  TEST_ST_OP( 2, lb, sb, 0xffffffffffffffaa, 0, tdat );
21  TEST_ST_OP( 3, lb, sb, 0x0000000000000000, 1, tdat );
22  TEST_ST_OP( 4, lh, sb, 0xffffffffffffefa0, 2, tdat );
23  TEST_ST_OP( 5, lb, sb, 0x000000000000000a, 3, tdat );
24
25  # Test with negative offset
26
27  TEST_ST_OP( 6, lb, sb, 0xffffffffffffffaa, -3, tdat8 );
28  TEST_ST_OP( 7, lb, sb, 0x0000000000000000, -2, tdat8 );
29  TEST_ST_OP( 8, lb, sb, 0xffffffffffffffa0, -1, tdat8 );
30  TEST_ST_OP( 9, lb, sb, 0x000000000000000a, 0,  tdat8 );
31
32  # Test with a negative base
33
34  TEST_CASE( 10, x5, 0x78, \
35    la  x1, tdat9; \
36    li  x2, 0x12345678; \
37    addi x4, x1, -32; \
38    sb x2, 32(x4); \
39    lb x5, 0(x1); \
40  )
41
42  # Test with unaligned base
43
44  TEST_CASE( 11, x5, 0xffffffffffffff98, \
45    la  x1, tdat9; \
46    li  x2, 0x00003098; \
47    addi x1, x1, -6; \
48    sb x2, 7(x1); \
49    la  x4, tdat10; \
50    lb x5, 0(x4); \
51  )
52
53  #-------------------------------------------------------------
54  # Bypassing tests
55  #-------------------------------------------------------------
56
57  TEST_ST_SRC12_BYPASS( 12, 0, 0, lb, sb, 0xffffffffffffffdd, 0, tdat );
58  TEST_ST_SRC12_BYPASS( 13, 0, 1, lb, sb, 0xffffffffffffffcd, 1, tdat );
59  TEST_ST_SRC12_BYPASS( 14, 0, 2, lb, sb, 0xffffffffffffffcc, 2, tdat );
60  TEST_ST_SRC12_BYPASS( 15, 1, 0, lb, sb, 0xffffffffffffffbc, 3, tdat );
61  TEST_ST_SRC12_BYPASS( 16, 1, 1, lb, sb, 0xffffffffffffffbb, 4, tdat );
62  TEST_ST_SRC12_BYPASS( 17, 2, 0, lb, sb, 0xffffffffffffffab, 5, tdat );
63
64  TEST_ST_SRC21_BYPASS( 18, 0, 0, lb, sb, 0x33, 0, tdat );
65  TEST_ST_SRC21_BYPASS( 19, 0, 1, lb, sb, 0x23, 1, tdat );
66  TEST_ST_SRC21_BYPASS( 20, 0, 2, lb, sb, 0x22, 2, tdat );
67  TEST_ST_SRC21_BYPASS( 21, 1, 0, lb, sb, 0x12, 3, tdat );
68  TEST_ST_SRC21_BYPASS( 22, 1, 1, lb, sb, 0x11, 4, tdat );
69  TEST_ST_SRC21_BYPASS( 23, 2, 0, lb, sb, 0x01, 5, tdat );
70
71  li a0, 0xef
72  la a1, tdat
73  sb a0, 3(a1)
74
75  TEST_PASSFAIL
76
77RVTEST_CODE_END
78
79  .data
80RVTEST_DATA_BEGIN
81
82  TEST_DATA
83
84tdat:
85tdat1:  .byte 0xef
86tdat2:  .byte 0xef
87tdat3:  .byte 0xef
88tdat4:  .byte 0xef
89tdat5:  .byte 0xef
90tdat6:  .byte 0xef
91tdat7:  .byte 0xef
92tdat8:  .byte 0xef
93tdat9:  .byte 0xef
94tdat10: .byte 0xef
95
96RVTEST_DATA_END
97