1//Original:/testcases/core/c_dsp32mac_mix/c_dsp32mac_mix.dsp
2// Spec Reference: dsp32mac mix
3# mach: bfin
4
5.include "testutils.inc"
6	start
7
8imm32 r0, 0xab235675;
9imm32 r1, 0xcfba5127;
10imm32 r2, 0x13246705;
11imm32 r3, 0x00060007;
12imm32 r4, 0x90abcd09;
13imm32 r5, 0x10acefdb;
14imm32 r6, 0x000c000d;
15imm32 r7, 0x1246700f;
16
17A1 = A0 = 0;
18A0.L = R0.L;
19A0.H = R0.H;
20
21// test the ROUNDING only on signed fraction T=1
22R0.H = (A1 = R4.L * R5.L), R0.L = (A0 = R4.L * R5.H) (T);
23R1.H = (A1 = R4.H * R5.L), R1.L = (A0 = R4.H * R5.H) (T);
24R2.H = (A1 = R6.L * R7.L), R2.L = (A0 = R6.H * R7.H) (T);
25R3.H = (A1 = R6.L * R7.H), R3.L = (A0 = R6.L * R7.L) (T);
26CHECKREG r0, 0x066DF95C;
27CHECKREG r1, 0x0E0AF17F;
28CHECKREG r2, 0x000B0001;
29CHECKREG r3, 0x0001000B;
30
31// When two results are stored to a single register, they must be rounded
32// or truncated and stored to the 2 halves of a single destination reg dst
33
34imm32 r0, 0x13545abd;
35imm32 r1, 0xadbcfec7;
36imm32 r2, 0xa1245679;
37imm32 r3, 0x00060007;
38imm32 r4, 0xefbc4569;
39imm32 r5, 0x1235000b;
40imm32 r6, 0x000c000d;
41imm32 r7, 0x678e000f;
42
43// The result accumulated in A0 and A1, and stored to a reg half
44R2.H = ( A1 = R1.L * R0.H ), A0 = R1.H * R0.L;
45R3.H = A1 , A0 = R7.H * R6.L (T);
46R4.H = ( A1 = R3.L * R2.H ) (M), A0 = R3.H * R2.L;
47A1 = R1.L * R0.H, R5.L = ( A0 = R1.H * R0.L ) (ISS2);
48
49CHECKREG r2, 0xFFD15679;
50CHECKREG r3, 0xFFD00007;
51CHECKREG r4, 0x00074569;
52CHECKREG r5, 0x12358000;
53
54imm32 r0, 0x13545abd;
55imm32 r1, 0xadbcfec7;
56imm32 r2, 0xa1245679;
57imm32 r3, 0x00060007;
58imm32 r4, 0xefbc4569;
59imm32 r5, 0x1235000b;
60imm32 r6, 0x000c000d;
61imm32 r7, 0x678e000f;
62// The result accumulated in A0 and A1, and stored to a reg
63R5.H = (A1 = R1.L * R0.H), R5.L = (A0 = R1.H * R0.L) (TFU);
64R6.H = (A1 = R3.L * R2.H) (M), R6.L = (A0 = R3.H * R2.L) (TFU);
65R7.H = (A1 = R1.L * R0.H) (M), R7.L = (A0 = R1.H * R0.L) (IH);	// hi-word extraction
66CHECKREG r5, 0x133C3D94;
67CHECKREG r6, 0x00040002;
68CHECKREG r7, 0xFFE8E2D7;
69
70
71// The result accumulated in A0 and A1, and stored to a reg pair
72imm32 r0, 0x13545abd;
73imm32 r1, 0xadbcfec7;
74imm32 r2, 0xa1245679;
75imm32 r3, 0x00060007;
76imm32 r4, 0xefbc4569;
77imm32 r5, 0x1235000b;
78imm32 r6, 0x000c000d;
79imm32 r7, 0x678e000f;
80
81R3 = ( A1 = R1.L * R0.H ), A0 = R1.H * R0.L;
82R5 = ( A1 = R1.L * R0.H );
83R7 = ( A1 += R1.L * R0.H ) (M), A0 -= R1.H * R0.L;
84CHECKREG r2, 0xA1245679;
85CHECKREG r3, 0xFFD0BC98;
86CHECKREG r4, 0xEFBC4569;
87CHECKREG r5, 0xFFD0BC98;
88CHECKREG r6, 0x000C000D;
89CHECKREG r7, 0xFFB91AE4;
90A1 = R1.L * R0.H, R2 = ( A0 = R1.H * R0.L );
91A1 = R1.L * R0.H (M), R6 = ( A0 -= R1.H * R0.L );
92CHECKREG r2, 0xC5AEB798;
93CHECKREG r3, 0xFFD0BC98;
94CHECKREG r4, 0xEFBC4569;
95CHECKREG r5, 0xFFD0BC98;
96CHECKREG r6, 0x00000000;
97CHECKREG r7, 0xFFB91AE4;
98
99imm32 r0, 0x13545abd;
100imm32 r1, 0xadbcfec7;
101imm32 r2, 0xa1245679;
102imm32 r3, 0x00060007;
103imm32 r4, 0xefbc4569;
104imm32 r5, 0x1235000b;
105imm32 r6, 0x000c000d;
106imm32 r7, 0x678e000f;
107R3 = ( A1 -= R5.L * R4.H ), R2 = ( A0 -= R5.H * R4.L ) (S2RND);
108R3 = ( A1 -= R1.L * R0.H ) (M), R2 = ( A0 += R1.H * R0.L ) (S2RND);
109CHECKREG r2, 0x80000000;
110CHECKREG r3, 0x0002CBB0;
111
112
113
114pass
115