Commit | Line | Data |
---|---|---|
8df55cb8 CM |
1 | \r |
2 | .EXTERN MY_LABEL2;\r | |
3 | .section .text;\r | |
4 | \r | |
5 | //\r | |
6 | //6 CONTROL CODE BIT MANAGEMENT\r | |
7 | //\r | |
8 | \r | |
9 | //CC = Dreg == Dreg ; /* equal, register, signed (a) */\r | |
10 | CC = R7 == R0;\r | |
11 | CC = R6 == R1;\r | |
12 | CC = R0 == R7;\r | |
13 | \r | |
14 | //CC = Dreg == imm3 ; /* equal, immediate, signed (a) */\r | |
15 | CC = R7 == -4;\r | |
16 | CC = R7 == 3;\r | |
17 | CC = R0 == -4;\r | |
18 | CC = R0 == 3;\r | |
19 | \r | |
20 | //CC = Dreg < Dreg ; /* less than, register, signed (a) */\r | |
21 | CC = R7 < R0;\r | |
22 | CC = R6 < R0;\r | |
23 | CC = R7 < R1;\r | |
24 | CC = R1 < R7;\r | |
25 | CC = R0 < R6;\r | |
26 | \r | |
27 | //CC = Dreg < imm3 ; /* less than, immediate, signed (a) */\r | |
28 | CC = R7 < -4;\r | |
29 | CC = R6 < -4;\r | |
30 | CC = R7 < 3;\r | |
31 | CC = R1 < 3;\r | |
32 | \r | |
33 | //CC = Dreg <= Dreg ; /* less than or equal, register, signed (a) */\r | |
34 | CC = R7 <= R0;\r | |
35 | CC = R6 <= R0;\r | |
36 | CC = R7 <= R1;\r | |
37 | CC = R1 <= R7;\r | |
38 | CC = R0 <= R6;\r | |
39 | \r | |
40 | //CC = Dreg <= imm3 ; /* less than or equal, immediate, signed (a) */\r | |
41 | CC = R7 <= -4;\r | |
42 | CC = R6 <= -4;\r | |
43 | CC = R7 <= 3;\r | |
44 | CC = R1 <= 3;\r | |
45 | \r | |
46 | //CC = Dreg < Dreg (IU) ; /* less than, register, unsigned (a) */\r | |
47 | CC = R7 < R0(IU);\r | |
48 | CC = R6 < R0(IU);\r | |
49 | CC = R7 < R1(IU);\r | |
50 | CC = R1 < R7(IU);\r | |
51 | CC = R0 < R6(IU);\r | |
52 | \r | |
53 | //CC = Dreg < uimm3 (IU) ; /* less than, immediate, unsigned (a) */\r | |
54 | CC = R7 < 0(IU);\r | |
55 | CC = R6 < 0(IU);\r | |
56 | CC = R7 < 7(IU);\r | |
57 | CC = R1 < 7(IU);\r | |
58 | //CC = Dreg <= Dreg (IU) ; /* less than or equal, register, unsigned (a) */\r | |
59 | CC = R7 <= R0(IU);\r | |
60 | CC = R6 <= R0(IU);\r | |
61 | CC = R7 <= R1(IU);\r | |
62 | CC = R1 <= R7(IU);\r | |
63 | CC = R0 <= R6(IU);\r | |
64 | \r | |
65 | \r | |
66 | //CC = Dreg <= uimm3 (IU) ; /* less than or equal, immediate unsigned (a) */\r | |
67 | CC = R7 <= 0(IU);\r | |
68 | CC = R6 <= 0(IU);\r | |
69 | CC = R7 <= 7(IU);\r | |
70 | CC = R1 <= 7(IU);\r | |
71 | \r | |
72 | //CC = Preg == Preg ; /* equal, register, signed (a) */\r | |
73 | CC = P5 == P0;\r | |
74 | CC = P5 == P1;\r | |
75 | CC = P0 == P2;\r | |
76 | CC = P3 == P5;\r | |
77 | \r | |
78 | //CC = Preg == imm3 ; /* equal, immediate, signed (a) */\r | |
79 | CC = P5 == -4;\r | |
80 | CC = P5 == 0;\r | |
81 | CC = P5 == 3;\r | |
82 | CC = P2 == -4;\r | |
83 | CC = P2 == 0;\r | |
84 | CC = P2 == 3;\r | |
85 | \r | |
86 | //CC = Preg < Preg ; /* less than, register, signed (a) */\r | |
87 | CC = P5 < P0;\r | |
88 | CC = P5 < P1;\r | |
89 | CC = P0 < P2;\r | |
90 | CC = P3 < P5;\r | |
91 | \r | |
92 | //CC = Preg < imm3 ; /* less than, immediate, signed (a) */\r | |
93 | CC = P5 < -4;\r | |
94 | CC = P5 < 0;\r | |
95 | CC = P5 < 3;\r | |
96 | CC = P2 < -4;\r | |
97 | CC = P2 < 0;\r | |
98 | CC = P2 < 3;\r | |
99 | \r | |
100 | \r | |
101 | //CC = Preg <= Preg ; /* less than or equal, register, signed (a) */\r | |
102 | CC = P5 <= P0;\r | |
103 | CC = P5 <= P1;\r | |
104 | CC = P0 <= P2;\r | |
105 | CC = P3 <= P5;\r | |
106 | \r | |
107 | //CC = Preg <= imm3 ; /* less than or equal, immediate, signed (a) */\r | |
108 | CC = P5 <= -4;\r | |
109 | CC = P5 <= 0;\r | |
110 | CC = P5 <= 3;\r | |
111 | CC = P2 <= -4;\r | |
112 | CC = P2 <= 0;\r | |
113 | CC = P2 <= 3;\r | |
114 | \r | |
115 | //CC = Preg < Preg (IU) ; /* less than, register, unsigned (a) */\r | |
116 | CC = P5 < P0(IU);\r | |
117 | CC = P5 < P1(IU);\r | |
118 | CC = P0 < P2(IU);\r | |
119 | CC = P3 < P5(IU);\r | |
120 | \r | |
121 | //CC = Preg < uimm3 (IU) ; /* less than, immediate, unsigned (a) */\r | |
122 | CC = P5 < 0(IU);\r | |
123 | CC = P5 < 7(IU);\r | |
124 | CC = P2 < 0(IU);\r | |
125 | CC = P2 < 7(IU);\r | |
126 | \r | |
127 | //CC = Preg <= Preg (IU) ; /* less than or equal, register, unsigned (a) */\r | |
128 | CC = P5 <= P0(IU);\r | |
129 | CC = P5 <= P1(IU);\r | |
130 | CC = P0 <= P2(IU);\r | |
131 | CC = P3 <= P5(IU);\r | |
132 | \r | |
133 | //CC = Preg <= uimm3 (IU) ; /* less than or equal, immediate unsigned (a) */\r | |
134 | CC = P5 <= 0(IU);\r | |
135 | CC = P5 <= 7(IU);\r | |
136 | CC = P2 <= 0(IU);\r | |
137 | CC = P2 <= 7(IU);\r | |
138 | \r | |
139 | CC = A0 == A1 ; /* equal, signed (a) */\r | |
140 | CC = A0 < A1 ; /* less than, Accumulator, signed (a) */\r | |
141 | CC = A0 <= A1 ; /* less than or equal, Accumulator, signed (a) */\r | |
142 | \r | |
143 | //Dreg = CC ; /* CC into 32-bit data register, zero-extended (a) */\r | |
144 | R7 = CC;\r | |
145 | R0 = CC;\r | |
146 | \r | |
147 | //statbit = CC ; /* status bit equals CC (a) */\r | |
148 | AZ = CC;\r | |
149 | AN = CC;\r | |
150 | AC0= CC;\r | |
151 | AC1= CC;\r | |
152 | //V = CC;\r | |
153 | VS = CC; \r | |
154 | AV0= CC;\r | |
155 | AV0S= CC; \r | |
156 | AV1 = CC; \r | |
157 | AV1S= CC; \r | |
158 | AQ = CC;\r | |
159 | //statbit |= CC ; /* status bit equals status bit OR CC (a) */\r | |
160 | AZ |= CC;\r | |
161 | AN |= CC;\r | |
162 | AC0|= CC;\r | |
163 | AC1|= CC;\r | |
164 | //V |= CC;\r | |
165 | VS |= CC; \r | |
166 | AV0|= CC;\r | |
167 | AV0S|= CC; \r | |
168 | AV1 |= CC; \r | |
169 | AV1S|= CC; \r | |
170 | AQ |= CC;\r | |
171 | \r | |
172 | //statbit &= CC ; /* status bit equals status bit AND CC (a) */\r | |
173 | AZ &= CC;\r | |
174 | AN &= CC;\r | |
175 | AC0&= CC;\r | |
176 | AC1&= CC;\r | |
177 | //V &= CC;\r | |
178 | VS &= CC; \r | |
179 | AV0&= CC;\r | |
180 | AV0S&= CC; \r | |
181 | AV1 &= CC; \r | |
182 | AV1S&= CC; \r | |
183 | AQ &= CC;\r | |
184 | \r | |
185 | //statbit ^= CC ; /* status bit equals status bit XOR CC (a) */\r | |
186 | \r | |
187 | AZ ^= CC;\r | |
188 | AN ^= CC;\r | |
189 | AC0^= CC;\r | |
190 | AC1^= CC;\r | |
191 | //V ^= CC;\r | |
192 | VS ^= CC; \r | |
193 | AV0^= CC;\r | |
194 | AV0S^= CC; \r | |
195 | AV1 ^= CC; \r | |
196 | AV1S^= CC; \r | |
197 | AQ ^= CC;\r | |
198 | //CC = Dreg ; /* CC set if the register is non-zero (a) */\r | |
199 | CC = R7;\r | |
200 | CC = R6;\r | |
201 | CC = R1;\r | |
202 | CC = R0;\r | |
203 | \r | |
204 | \r | |
205 | //CC = statbit ; /* CC equals status bit (a) */\r | |
206 | CC = AZ;\r | |
207 | CC = AN;\r | |
208 | CC = AC0;\r | |
209 | CC = AC1;\r | |
210 | //CC = V;\r | |
211 | CC = VS; \r | |
212 | CC = AV0;\r | |
213 | CC = AV0S; \r | |
214 | CC = AV1; \r | |
215 | CC = AV1S; \r | |
216 | CC = AQ;\r | |
217 | \r | |
218 | //CC |= statbit ; /* CC equals CC OR status bit (a) */\r | |
219 | CC |= AZ;\r | |
220 | CC |= AN;\r | |
221 | CC |= AC0;\r | |
222 | CC |= AC1;\r | |
223 | //CC |= V;\r | |
224 | CC |= VS; \r | |
225 | CC |= AV0;\r | |
226 | CC |= AV0S; \r | |
227 | CC |= AV1; \r | |
228 | CC |= AV1S; \r | |
229 | CC |= AQ;\r | |
230 | \r | |
231 | //CC &= statbit ; /* CC equals CC AND status bit (a) */\r | |
232 | CC &= AZ;\r | |
233 | CC &= AN;\r | |
234 | CC &= AC0;\r | |
235 | CC &= AC1;\r | |
236 | //CC &= V;\r | |
237 | CC &= VS; \r | |
238 | CC &= AV0;\r | |
239 | CC &= AV0S; \r | |
240 | CC &= AV1; \r | |
241 | CC &= AV1S; \r | |
242 | CC &= AQ;\r | |
243 | \r | |
244 | //CC ^= statbit ; /* CC equals CC XOR status bit (a) */\r | |
245 | CC ^= AZ;\r | |
246 | CC ^= AN;\r | |
247 | CC ^= AC0;\r | |
248 | CC ^= AC1;\r | |
249 | //CC ^= V;\r | |
250 | CC ^= VS; \r | |
251 | CC ^= AV0;\r | |
252 | CC ^= AV0S; \r | |
253 | CC ^= AV1; \r | |
254 | CC ^= AV1S; \r | |
255 | CC ^= AQ;\r | |
256 | \r | |
257 | CC = ! CC ; /* (a) */\r |