1# See LICENSE for license details.
2
3#*****************************************************************************
4# blt.S
5#-----------------------------------------------------------------------------
6#
7# Test blt instruction.
8#
9
10#include "riscv_test.h"
11#include "test_macros.h"
12
13RVTEST_RV64U
14RVTEST_CODE_BEGIN
15
16  #-------------------------------------------------------------
17  # Branch tests
18  #-------------------------------------------------------------
19
20  # Each test checks both forward and backward branches
21
22  TEST_BR2_OP_TAKEN( 2, blt,  0,  1 );
23  TEST_BR2_OP_TAKEN( 3, blt, -1,  1 );
24  TEST_BR2_OP_TAKEN( 4, blt, -2, -1 );
25
26  TEST_BR2_OP_NOTTAKEN( 5, blt,  1,  0 );
27  TEST_BR2_OP_NOTTAKEN( 6, blt,  1, -1 );
28  TEST_BR2_OP_NOTTAKEN( 7, blt, -1, -2 );
29  TEST_BR2_OP_NOTTAKEN( 8, blt,  1, -2 );
30
31  #-------------------------------------------------------------
32  # Bypassing tests
33  #-------------------------------------------------------------
34
35  TEST_BR2_SRC12_BYPASS( 9,  0, 0, blt, 0, -1 );
36  TEST_BR2_SRC12_BYPASS( 10, 0, 1, blt, 0, -1 );
37  TEST_BR2_SRC12_BYPASS( 11, 0, 2, blt, 0, -1 );
38  TEST_BR2_SRC12_BYPASS( 12, 1, 0, blt, 0, -1 );
39  TEST_BR2_SRC12_BYPASS( 13, 1, 1, blt, 0, -1 );
40  TEST_BR2_SRC12_BYPASS( 14, 2, 0, blt, 0, -1 );
41
42  TEST_BR2_SRC12_BYPASS( 15, 0, 0, blt, 0, -1 );
43  TEST_BR2_SRC12_BYPASS( 16, 0, 1, blt, 0, -1 );
44  TEST_BR2_SRC12_BYPASS( 17, 0, 2, blt, 0, -1 );
45  TEST_BR2_SRC12_BYPASS( 18, 1, 0, blt, 0, -1 );
46  TEST_BR2_SRC12_BYPASS( 19, 1, 1, blt, 0, -1 );
47  TEST_BR2_SRC12_BYPASS( 20, 2, 0, blt, 0, -1 );
48
49  #-------------------------------------------------------------
50  # Test delay slot instructions not executed nor bypassed
51  #-------------------------------------------------------------
52
53  TEST_CASE( 21, x1, 3, \
54    li  x1, 1; \
55    blt x0, x1, 1f; \
56    addi x1, x1, 1; \
57    addi x1, x1, 1; \
58    addi x1, x1, 1; \
59    addi x1, x1, 1; \
601:  addi x1, x1, 1; \
61    addi x1, x1, 1; \
62  )
63
64  TEST_PASSFAIL
65
66RVTEST_CODE_END
67
68  .data
69RVTEST_DATA_BEGIN
70
71  TEST_DATA
72
73RVTEST_DATA_END
74