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a055a187 L |
1 | /* Test program for AVX registers. |
2 | ||
3 | Copyright 2010 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include <stdio.h> | |
21 | #include "i386-cpuid.h" | |
22 | ||
23 | typedef struct { | |
24 | float f[8]; | |
25 | } v8sf_t; | |
26 | ||
27 | ||
28 | v8sf_t data[] = | |
29 | { | |
30 | { { 0.0, 0.125, 0.25, 0.375, 0.50, 0.625, 0.75, 0.875 } }, | |
31 | { { 1.0, 1.125, 1.25, 1.375, 1.50, 1.625, 1.75, 1.875 } }, | |
32 | { { 2.0, 2.125, 2.25, 2.375, 2.50, 2.625, 2.75, 2.875 } }, | |
33 | { { 3.0, 3.125, 3.25, 3.375, 3.50, 3.625, 3.75, 3.875 } }, | |
34 | { { 4.0, 4.125, 4.25, 4.375, 4.50, 4.625, 4.75, 4.875 } }, | |
35 | { { 5.0, 5.125, 5.25, 5.375, 5.50, 5.625, 5.75, 5.875 } }, | |
36 | { { 6.0, 6.125, 6.25, 6.375, 6.50, 6.625, 6.75, 6.875 } }, | |
37 | { { 7.0, 7.125, 7.25, 7.375, 7.50, 7.625, 7.75, 7.875 } }, | |
38 | #ifdef __x86_64__ | |
39 | { { 8.0, 8.125, 8.25, 8.375, 8.50, 8.625, 8.75, 8.875 } }, | |
40 | { { 9.0, 9.125, 9.25, 9.375, 9.50, 9.625, 9.75, 9.875 } }, | |
41 | { { 10.0, 10.125, 10.25, 10.375, 10.50, 10.625, 10.75, 10.875 } }, | |
42 | { { 11.0, 11.125, 11.25, 11.375, 11.50, 11.625, 11.75, 11.875 } }, | |
43 | { { 12.0, 12.125, 12.25, 12.375, 12.50, 12.625, 12.75, 12.875 } }, | |
44 | { { 13.0, 13.125, 13.25, 13.375, 13.50, 13.625, 13.75, 13.875 } }, | |
45 | { { 14.0, 14.125, 14.25, 14.375, 14.50, 14.625, 14.75, 14.875 } }, | |
46 | { { 15.0, 15.125, 15.25, 15.375, 15.50, 15.625, 15.75, 15.875 } }, | |
47 | #endif | |
48 | }; | |
49 | ||
50 | ||
51 | int | |
52 | have_avx (void) | |
53 | { | |
54 | unsigned int eax, ebx, ecx, edx; | |
55 | ||
56 | if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx)) | |
57 | return 0; | |
58 | ||
59 | if ((ecx & (bit_AVX | bit_OSXSAVE)) == (bit_AVX | bit_OSXSAVE)) | |
60 | return 1; | |
61 | else | |
62 | return 0; | |
63 | } | |
64 | ||
65 | int | |
66 | main (int argc, char **argv) | |
67 | { | |
68 | if (have_avx ()) | |
69 | { | |
70 | asm ("vmovaps 0(%0), %%ymm0\n\t" | |
71 | "vmovaps 32(%0), %%ymm1\n\t" | |
72 | "vmovaps 64(%0), %%ymm2\n\t" | |
73 | "vmovaps 96(%0), %%ymm3\n\t" | |
74 | "vmovaps 128(%0), %%ymm4\n\t" | |
75 | "vmovaps 160(%0), %%ymm5\n\t" | |
76 | "vmovaps 192(%0), %%ymm6\n\t" | |
77 | "vmovaps 224(%0), %%ymm7\n\t" | |
78 | : /* no output operands */ | |
79 | : "r" (data) | |
80 | : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"); | |
81 | #ifdef __x86_64__ | |
82 | asm ("vmovaps 256(%0), %%ymm8\n\t" | |
83 | "vmovaps 288(%0), %%ymm9\n\t" | |
84 | "vmovaps 320(%0), %%ymm10\n\t" | |
85 | "vmovaps 352(%0), %%ymm11\n\t" | |
86 | "vmovaps 384(%0), %%ymm12\n\t" | |
87 | "vmovaps 416(%0), %%ymm13\n\t" | |
88 | "vmovaps 448(%0), %%ymm14\n\t" | |
89 | "vmovaps 480(%0), %%ymm15\n\t" | |
90 | : /* no output operands */ | |
91 | : "r" (data) | |
92 | : "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15"); | |
93 | #endif | |
94 | ||
95 | asm ("nop"); /* first breakpoint here */ | |
96 | ||
97 | asm ( | |
98 | "vmovaps %%ymm0, 0(%0)\n\t" | |
99 | "vmovaps %%ymm1, 32(%0)\n\t" | |
100 | "vmovaps %%ymm2, 64(%0)\n\t" | |
101 | "vmovaps %%ymm3, 96(%0)\n\t" | |
102 | "vmovaps %%ymm4, 128(%0)\n\t" | |
103 | "vmovaps %%ymm5, 160(%0)\n\t" | |
104 | "vmovaps %%ymm6, 192(%0)\n\t" | |
105 | "vmovaps %%ymm7, 224(%0)\n\t" | |
106 | : /* no output operands */ | |
107 | : "r" (data) | |
108 | : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"); | |
109 | #ifdef __x86_64__ | |
110 | asm ( | |
111 | "vmovaps %%ymm8, 256(%0)\n\t" | |
112 | "vmovaps %%ymm9, 288(%0)\n\t" | |
113 | "vmovaps %%ymm10, 320(%0)\n\t" | |
114 | "vmovaps %%ymm11, 352(%0)\n\t" | |
115 | "vmovaps %%ymm12, 384(%0)\n\t" | |
116 | "vmovaps %%ymm13, 416(%0)\n\t" | |
117 | "vmovaps %%ymm14, 448(%0)\n\t" | |
118 | "vmovaps %%ymm15, 480(%0)\n\t" | |
119 | : /* no output operands */ | |
120 | : "r" (data) | |
121 | : "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15"); | |
122 | #endif | |
123 | ||
124 | puts ("Bye!"); /* second breakpoint here */ | |
125 | } | |
126 | ||
127 | return 0; | |
128 | } |