Commit | Line | Data |
---|---|---|
40a44dcb PC |
1 | .data 16 |
2 | ok: | |
3 | .c "ok\n" | |
4 | ||
5 | #define us12_i 0x1234 | |
6 | #define us7f_i 0x7ff7 | |
7 | #define us80_i 0x8008 | |
8 | #define usff_i 0xffff | |
9 | #define ui12_i 0x01234567 | |
10 | #define ui7f_i 0x7f7ff7f7 | |
11 | #define ui80_i 0x80800808 | |
12 | #define uiff_i 0xffffffff | |
13 | #define ul12_i 0x0123456789abcdef | |
14 | #define ul7f_i 0x7f7f7f7ff7f7f7f7 | |
15 | #define ul80_i 0x8080808008080808 | |
16 | #define ulff_i 0xffffffffffffffff | |
17 | ||
18 | #if __WORDSIZE == 32 | |
19 | # define xus12_i 0xffff1234 | |
20 | # define xus7f_i 0x10107ff7 | |
21 | # define xus80_i 0x81188008 | |
22 | # define xusff_i 0xeaaeffff | |
23 | #else | |
24 | # define xus12_i 0xffffffffffff1234 | |
25 | # define xus7f_i 0x1010100101017ff7 | |
26 | # define xus80_i 0x8181811818818008 | |
27 | # define xusff_i 0xeaeaeaaeaeaeffff | |
28 | # define xui12_i 0xffffffff01234567 | |
29 | # define xui7f_i 0x101001017f7ff7f7 | |
30 | # define xui80_i 0x8181181880800808 | |
31 | # define xuiff_i 0xeaeaaeaeffffffff | |
32 | #endif | |
33 | ||
34 | # define us12_o 0x3412 | |
35 | # define us7f_o 0xf77f | |
36 | # define us80_o 0x0880 | |
37 | # define usff_o 0xffff | |
38 | # define ui12_o 0x67452301 | |
39 | # define ui7f_o 0xf7f77f7f | |
40 | # define ui80_o 0x08088080 | |
41 | # define uiff_o 0xffffffff | |
42 | # define ul12_o 0xefcdab8967452301 | |
43 | # define ul7f_o 0xf7f7f7f77f7f7f7f | |
44 | # define ul80_o 0x0808080880808080 | |
45 | # define ulff_o 0xffffffffffffffff | |
46 | ||
47 | #define BSWAP4(I, O, T, R0, R1) \ | |
48 | movi %R0 I \ | |
49 | bswapr_##T %R1 %R0 \ | |
50 | beqi T##R0##R1##I %R1 O \ | |
51 | calli @abort \ | |
52 | T##R0##R1##I: | |
53 | ||
54 | #define BSWAP3(T, R0, R1) \ | |
55 | BSWAP4(T##12_i, T##12_o, T, R0, R1) \ | |
56 | BSWAP4(x##T##12_i, T##12_o, T, R0, R1) \ | |
57 | BSWAP4(T##7f_i, T##7f_o, T, R0, R1) \ | |
58 | BSWAP4(x##T##7f_i, T##7f_o, T, R0, R1) \ | |
59 | BSWAP4(T##80_i, T##80_o, T, R0, R1) \ | |
60 | BSWAP4(x##T##80_i, T##80_o, T, R0, R1) \ | |
61 | BSWAP4(T##ff_i, T##ff_o, T, R0, R1) \ | |
62 | BSWAP4(x##T##ff_i, T##ff_o, T, R0, R1) | |
63 | ||
64 | #define BSWAP3x(T, R0, R1) \ | |
65 | BSWAP4(T##12_i, T##12_o, T, R0, R1) \ | |
66 | BSWAP4(T##7f_i, T##7f_o, T, R0, R1) \ | |
67 | BSWAP4(T##80_i, T##80_o, T, R0, R1) \ | |
68 | BSWAP4(T##ff_i, T##ff_o, T, R0, R1) | |
69 | ||
70 | #define BSWAP2(T, V0, V1, V2, R0, R1, R2) \ | |
71 | BSWAP3(T, V0, V0) \ | |
72 | BSWAP3(T, V0, V1) \ | |
73 | BSWAP3(T, V0, V2) \ | |
74 | BSWAP3(T, V0, R0) \ | |
75 | BSWAP3(T, V0, R1) \ | |
76 | BSWAP3(T, V0, R2) \ | |
77 | ||
78 | #define BSWAP2x(T, V0, V1, V2, R0, R1, R2) \ | |
79 | BSWAP3x(T, V0, V0) \ | |
80 | BSWAP3x(T, V0, V1) \ | |
81 | BSWAP3x(T, V0, V2) \ | |
82 | BSWAP3x(T, V0, R0) \ | |
83 | BSWAP3x(T, V0, R1) \ | |
84 | BSWAP3x(T, V0, R2) \ | |
85 | ||
86 | #define BSWAP1(T, V0, V1, V2, R0, R1, R2) \ | |
87 | BSWAP2(T, V0, V1, V2, R0, R1, R2) \ | |
88 | BSWAP2(T, V1, V2, R0, R1, R2, V0) \ | |
89 | BSWAP2(T, V2, R0, R1, R2, V0, V1) \ | |
90 | BSWAP2(T, R0, R1, R2, V0, V1, V2) \ | |
91 | BSWAP2(T, R1, R2, V0, V1, V2, R0) \ | |
92 | BSWAP2(T, R2, V0, V1, V2, R0, R1) | |
93 | ||
94 | #define BSWAP1x(T, V0, V1, V2, R0, R1, R2) \ | |
95 | BSWAP2x(T, V0, V1, V2, R0, R1, R2) \ | |
96 | BSWAP2x(T, V1, V2, R0, R1, R2, V0) \ | |
97 | BSWAP2x(T, V2, R0, R1, R2, V0, V1) \ | |
98 | BSWAP2x(T, R0, R1, R2, V0, V1, V2) \ | |
99 | BSWAP2x(T, R1, R2, V0, V1, V2, R0) \ | |
100 | BSWAP2x(T, R2, V0, V1, V2, R0, R1) | |
101 | ||
102 | #if __WORDSIZE == 32 | |
103 | # define BSWAP(V0, V1, V2, R0, R1, R2) \ | |
104 | BSWAP1(us, V0, V1, V2, R0, R1, R2) \ | |
105 | BSWAP1x(ui, V0, V1, V2, R0, R1, R2) | |
106 | #else | |
107 | # define BSWAP(V0, V1, V2, R0, R1, R2) \ | |
108 | BSWAP1(us, V0, V1, V2, R0, R1, R2) \ | |
109 | BSWAP1(ui, V0, V1, V2, R0, R1, R2) \ | |
110 | BSWAP1x(ul, V0, V1, V2, R0, R1, R2) | |
111 | #endif | |
112 | ||
113 | .code | |
114 | prolog | |
115 | /* simple sequence for easier disassembly reading and encoding check */ | |
116 | movi %r0 us12_i | |
117 | bswapr_us %r1 %r0 | |
118 | beqi us %r1 us12_o | |
119 | calli @abort | |
120 | us: | |
121 | ||
122 | movi %r0 xus12_i | |
123 | bswapr_us %r1 %r0 | |
124 | beqi xus %r1 us12_o | |
125 | calli @abort | |
126 | xus: | |
127 | movi %r0 ui12_i | |
128 | bswapr_ui %r1 %r0 | |
129 | beqi ui %r1 ui12_o | |
130 | calli @abort | |
131 | ui: | |
132 | #if __WORDSIZE == 64 | |
133 | movi %r0 xui12_i | |
134 | bswapr_ui %r1 %r0 | |
135 | beqi xui %r1 ui12_o | |
136 | calli @abort | |
137 | xui: | |
138 | movi %r0 ul12_i | |
139 | bswapr_ul %r1 %r0 | |
140 | beqi ul %r1 ul12_o | |
141 | calli @abort | |
142 | ul: | |
143 | #endif | |
144 | ||
145 | BSWAP(v0, v1, v2, r0, r1, r2) | |
146 | ||
147 | // just to know did not abort | |
148 | prepare | |
149 | pushargi ok | |
150 | ellipsis | |
151 | finishi @printf | |
152 | ||
153 | ret | |
154 | epilog |