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1 | /* |
2 | * Copyright 2007 Analog Devices Inc. | |
3 | * | |
de450838 | 4 | * Licensed under the Clear BSD license or the GPL-2 (or later) |
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5 | */ |
6 | ||
1394f032 BW |
7 | .align 2 |
8 | .global ___smulsi3_highpart; | |
9 | .type ___smulsi3_highpart, STT_FUNC; | |
10 | ||
11 | #ifdef CONFIG_ARITHMETIC_OPS_L1 | |
12 | .section .l1.text | |
13 | #else | |
14 | .text | |
15 | #endif | |
16 | ||
17 | ___smulsi3_highpart: | |
18 | R2 = R1.L * R0.L (FU); | |
19 | R3 = R1.H * R0.L (IS,M); | |
20 | R0 = R0.H * R1.H, R1 = R0.H * R1.L (IS,M); | |
21 | ||
22 | R1.L = R2.H + R1.L; | |
23 | cc = ac0; | |
24 | R2 = cc; | |
25 | ||
26 | R1.L = R1.L + R3.L; | |
27 | cc = ac0; | |
28 | R1 >>>= 16; | |
29 | R3 >>>= 16; | |
30 | R1 = R1 + R3; | |
31 | R1 = R1 + R2; | |
32 | R2 = cc; | |
33 | R1 = R1 + R2; | |
34 | ||
35 | R0 = R0 + R1; | |
36 | RTS; | |
51be24c3 MF |
37 | |
38 | .size ___smulsi3_highpart, .-___smulsi3_highpart |