1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
#*****************************************************************************
# amoor.w.S
#-----------------------------------------------------------------------------
#
# Test amoor.w instruction.
#
#include "riscv_test.h"
#include "test_macros.h"
RVTEST_RV32U
RVTEST_CODE_BEGIN
TEST_CASE(2, a4, 0x80000000, \
li a0, 0x80000000; \
li a1, 0xfffff800; \
la a3, amo_operand; \
sw a0, 0(a3); \
nop; nop; nop; nop; \
nop; nop; nop; nop; \
nop; nop; nop; nop; \
nop; nop; nop; nop; \
nop; nop; nop; nop; \
nop; nop; nop; nop; \
nop; nop; nop; nop; \
amoor.w a4, a1, 0(a3); \
)
TEST_CASE(3, a5, 0xfffff800, lw a5, 0(a3))
# try again after a cache miss
TEST_CASE(4, a4, 0xfffff800, \
li a1, 1; \
li a4, 16384; \
add a5, a3, a4; \
lw x0, 0(a5); \
add a5, a5, a4; \
lw x0, 0(a5); \
add a5, a5, a4; \
lw x0, 0(a5); \
add a5, a5, a4; \
lw x0, 0(a5); \
amoor.w a4, a1, 0(a3); \
)
TEST_CASE(5, a5, 0xfffff801, lw a5, 0(a3))
TEST_PASSFAIL
RVTEST_CODE_END
.data
RVTEST_DATA_BEGIN
TEST_DATA
RVTEST_DATA_END
.bss
.align 3
amo_operand:
.dword 0
.skip 65536
|
