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57a63d27 SH |
1 | /* Tests some basic unordered fpu compare instructions. |
2 | ||
b811d2c2 | 3 | Copyright (C) 2019-2020 Free Software Foundation, Inc. |
57a63d27 SH |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | # mach: or1k | |
19 | # output: report(0x400921f9);\n | |
20 | # output: report(0xf01b866e);\n | |
21 | # output: report(0x4005bf09);\n | |
22 | # output: report(0x95aaf790);\n | |
23 | # output: report(0x7ff80000);\n | |
24 | # output: report(0x00000000);\n | |
25 | # output: \n | |
26 | # output: report(0x00000001);\n | |
27 | # output: \n | |
28 | # output: report(0x00000000);\n | |
29 | # output: \n | |
30 | # output: report(0x00000001);\n | |
31 | # output: \n | |
32 | # output: exit(0)\n | |
33 | ||
34 | #include "or1k-asm-test-helpers.h" | |
35 | ||
36 | STANDARD_TEST_ENVIRONMENT | |
37 | ||
38 | .section .data | |
39 | .align 4 | |
40 | .type pi, @object | |
41 | .size pi, 8 | |
42 | anchor: | |
43 | pi: | |
44 | .double 3.14159 | |
45 | ||
46 | .type e, @object | |
47 | .size e, 8 | |
48 | e: | |
49 | .double 2.71828 | |
50 | ||
51 | .section .text | |
52 | start_tests: | |
53 | PUSH LINK_REGISTER_R9 | |
54 | ||
55 | /* Test unordered double comparisons. Setting up: | |
56 | * r11 pointer to data | |
57 | * r12,r13 pi as double | |
58 | * r14,r15 e as double | |
59 | * r16,r17 nan as double | |
60 | */ | |
61 | l.ori r11, r0, ha(anchor) | |
62 | l.addi r11, r11, lo(anchor) | |
63 | l.lwz r12, 0(r11) | |
64 | l.lwz r13, 4(r11) | |
65 | ||
66 | l.lwz r14, 8(r11) | |
67 | l.lwz r15, 12(r11) | |
68 | ||
69 | /* Make a NaN. */ | |
70 | lf.sub.d r16,r18, r12,r13, r12,r13 | |
71 | lf.div.d r16,r18, r16,r18, r16,r18 | |
72 | ||
73 | /* Output to ensure we loaded it correctly. */ | |
74 | REPORT_REG_TO_CONSOLE r12 | |
75 | REPORT_REG_TO_CONSOLE r13 | |
76 | ||
77 | REPORT_REG_TO_CONSOLE r14 | |
78 | REPORT_REG_TO_CONSOLE r15 | |
79 | ||
80 | REPORT_REG_TO_CONSOLE r16 | |
81 | REPORT_REG_TO_CONSOLE r18 | |
82 | PRINT_NEWLINE_TO_CONSOLE | |
83 | ||
84 | lf.sfuge.d r12,r13, r14,r15 | |
85 | MOVE_FROM_SPR r2, SPR_SR | |
86 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
87 | PRINT_NEWLINE_TO_CONSOLE | |
88 | ||
89 | lf.sfun.d r12,r13, r14,r15 | |
90 | MOVE_FROM_SPR r2, SPR_SR | |
91 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
92 | PRINT_NEWLINE_TO_CONSOLE | |
93 | ||
94 | lf.sfun.d r12,r13, r16,r18 | |
95 | MOVE_FROM_SPR r2, SPR_SR | |
96 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
97 | PRINT_NEWLINE_TO_CONSOLE | |
98 | ||
99 | POP LINK_REGISTER_R9 | |
100 | RETURN_TO_LINK_REGISTER_R9 |