Commit | Line | Data |
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57a63d27 SH |
1 | /* Tests some basic unordered fpu compare instructions. |
2 | ||
88b9d363 | 3 | Copyright (C) 2019-2022 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(0x40490fd0);\n | |
20 | # output: report(0x402df84d);\n | |
21 | # output: report(0x7fc00000);\n | |
22 | # output: \n | |
23 | # output: report(0x00000001);\n | |
24 | # output: \n | |
25 | # output: report(0x00000000);\n | |
26 | # output: \n | |
27 | # output: report(0x00000001);\n | |
28 | # output: \n | |
29 | # output: report(0x00000001);\n | |
30 | # output: \n | |
31 | # output: exit(0)\n | |
32 | ||
33 | #include "or1k-asm-test-helpers.h" | |
34 | ||
35 | STANDARD_TEST_ENVIRONMENT | |
36 | ||
37 | .section .data | |
38 | .align 4 | |
39 | .type pi, @object | |
40 | .size pi, 4 | |
41 | anchor: | |
42 | pi: | |
43 | .float 3.14159 | |
44 | ||
45 | .type e, @object | |
46 | .size e, 4 | |
47 | e: | |
48 | .float 2.71828 | |
49 | ||
50 | .section .text | |
51 | start_tests: | |
52 | PUSH LINK_REGISTER_R9 | |
53 | ||
54 | /* Test unordered float comparisons. Setting up: | |
55 | * r11 pointer to data | |
56 | * r12 pi as float | |
57 | * r13 e as float | |
58 | * r16 nan as float | |
59 | */ | |
60 | l.ori r11, r0, ha(anchor) | |
61 | l.addi r11, r11, lo(anchor) | |
62 | l.lwz r12, 0(r11) | |
63 | ||
64 | l.lwz r13, 4(r11) | |
65 | ||
66 | /* Make a NaN. */ | |
67 | lf.sub.s r16, r13, r13 | |
68 | lf.div.s r16, r16, r16 | |
69 | ||
70 | /* Output to ensure we loaded it correctly. */ | |
71 | REPORT_REG_TO_CONSOLE r12 | |
72 | REPORT_REG_TO_CONSOLE r13 | |
73 | REPORT_REG_TO_CONSOLE r16 | |
74 | PRINT_NEWLINE_TO_CONSOLE | |
75 | ||
76 | lf.sfuge.s r12, r13 | |
77 | MOVE_FROM_SPR r2, SPR_SR | |
78 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
79 | PRINT_NEWLINE_TO_CONSOLE | |
80 | ||
81 | lf.sfun.s r12, r13 | |
82 | MOVE_FROM_SPR r2, SPR_SR | |
83 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
84 | PRINT_NEWLINE_TO_CONSOLE | |
85 | ||
86 | lf.sfun.s r12, r16 | |
87 | MOVE_FROM_SPR r2, SPR_SR | |
88 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
89 | PRINT_NEWLINE_TO_CONSOLE | |
90 | ||
91 | lf.sfueq.s r12, r12 | |
92 | MOVE_FROM_SPR r2, SPR_SR | |
93 | REPORT_BIT_TO_CONSOLE r2, SPR_SR_F | |
94 | PRINT_NEWLINE_TO_CONSOLE | |
95 | ||
96 | POP LINK_REGISTER_R9 | |
97 | RETURN_TO_LINK_REGISTER_R9 |