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[/] [aor3000/] [trunk/] [sim/] [tester/] [test_branch.cpp] - Blame information for rev 2

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/*
 * This file is subject to the terms and conditions of the BSD License. See
 * the file "LICENSE" in the main directory of this archive for more details.
 *
 * Copyright (C) 2014 Aleksander Osman
 */
 
#include <cstdio>
#include <cstdlib>
 
#include "tests.h"
 
//------------------------------------------------------------------------------
 
void branch_till_exc_init(tst_t *tst, shared_mem_t *shared_ptr) {
 
    for(int i=1; i<32; i++) shared_ptr->initial.reg[i-1] = rand_uint32();
 
    shared_ptr->initial.pc = 0xA0001000;
 
    //tlb left zero
 
    shared_ptr->initial.index_p             = rand() & 0x1;
    shared_ptr->initial.index_index         = rand() & 0x3F;
 
    shared_ptr->initial.random              = rand() & 0x3F;
 
    shared_ptr->initial.entrylo_pfn         = rand() & 0xFFFFF;
    shared_ptr->initial.entrylo_n           = rand() & 0x1;
    shared_ptr->initial.entrylo_d           = rand() & 0x1;
    shared_ptr->initial.entrylo_v           = rand() & 0x1;
    shared_ptr->initial.entrylo_g           = rand() & 0x1;
 
    shared_ptr->initial.context_ptebase     = rand() & 0x7FF;
    shared_ptr->initial.context_badvpn      = rand() & 0x7FFFF;
 
    shared_ptr->initial.bad_vaddr           = rand_uint32();
 
    shared_ptr->initial.entryhi_vpn         = rand() & 0xFFFFF;
    shared_ptr->initial.entryhi_asid        = rand() & 0x3F;
 
    shared_ptr->initial.sr_cp_usable        = rand() & 0xF;
    shared_ptr->initial.sr_rev_endian       = rand() & 0x1;
    shared_ptr->initial.sr_bootstrap_vec    = rand() & 0x1;
    shared_ptr->initial.sr_tlb_shutdown     = rand() & 0x1;
    shared_ptr->initial.sr_parity_err       = rand() & 0x1;
    shared_ptr->initial.sr_cache_miss       = rand() & 0x1;
    shared_ptr->initial.sr_parity_zero      = rand() & 0x1;
    shared_ptr->initial.sr_switch_cache     = rand() & 0x1;
    shared_ptr->initial.sr_isolate_cache    = rand() & 0x1;
    shared_ptr->initial.sr_irq_mask         = rand() & 0xFF;
    shared_ptr->initial.sr_ku_ie            = rand() & 0x3F;
 
    shared_ptr->initial.cause_branch_delay  = rand() & 0x1;
    shared_ptr->initial.cause_cp_error      = rand() & 0x3;
    shared_ptr->initial.cause_irq_pending   = 0;
    shared_ptr->initial.cause_exc_code      = rand() & 0x1F;
 
    shared_ptr->initial.epc                 = rand_uint32();
 
    //
    shared_ptr->irq2_at_event = 0xFFFFFFFF;
    shared_ptr->irq3_at_event = 0xFFFFFFFF;
 
    //
    uint32 *ptr = &shared_ptr->mem.ints[(shared_ptr->initial.pc & 0x1FFFFFFF) / 4];
 
    uint32 type  = rand() % 12;
    uint32 after = rand() % 3;
/*
 
1 - no branch
2 - branch, exception in delay slot
*/
    if(type == 0) { //BEQ
        shared_ptr->initial.reg[0] = 1;
        shared_ptr->initial.reg[1] = (after == 0)? 1 : (after == 1)? 2 : 1;
 
        (*ptr) = (0b000100 << 26) | (1 << 21) | (2 << 16) | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 1) { //BGEZ
        shared_ptr->initial.reg[0] = (after == 0)? 1 : (after == 1)? 0x80000000 : 1;
 
        (*ptr) = (0b000001 << 26) | (1 << 21) | (0b00001 << 16) | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 2) { //BGEZAL
        shared_ptr->initial.reg[0] = (after == 0)? 0 : (after == 1)? 0x80000000 : 1;
 
        (*ptr) = (0b000001 << 26) | (1 << 21) | (0b10001 << 16) | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 3) { //BGTZ
        shared_ptr->initial.reg[0] = (after == 0)? 1 : (after == 1)? ((rand() % 2)? 0 : 0x80000000) : 1;
 
        (*ptr) = (0b000111 << 26) | (1 << 21) | ((rand() % 3 == 0)? rand() & 0x1F : 0b00000) << 16 | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 4) { //BLEZ
        shared_ptr->initial.reg[0] = (after == 0)? 0x80000000 : (after == 1)? 1 : 0;
 
        (*ptr) = (0b000110 << 26) | (1 << 21) | ((rand() % 3 == 0)? rand() & 0x1F : 0b00000) << 16  | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 5) { //BLTZ
        shared_ptr->initial.reg[0] = (after == 0)? 0x80000000 : (after == 1)? ((rand() % 2)? 0 : 1) : 0xFFFFFFFF;
 
        (*ptr) = (0b000001 << 26) | (1 << 21) | (0b00000 << 16) | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 6) { //BLTZAL
        shared_ptr->initial.reg[0] = (after == 0)? 0x80000000 : (after == 1)? ((rand() % 2)? 0 : 1) : 0xFFFFFFFF;
 
        (*ptr) = (0b000001 << 26) | (1 << 21) | (0b10000 << 16) | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 7) { //BNE
        shared_ptr->initial.reg[0] = 1;
        shared_ptr->initial.reg[1] = (after == 0)? 2 : (after == 1)? 1 : 3;
 
        (*ptr) = (0b000101 << 26) | (1 << 21) | (2 << 16) | (1 + (rand() % 10));
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 8) { //J
        uint32 dest = (((0xA0001000) >> 2) & 0x3FFFFFF) | (1 + (rand() % 10));
 
        (*ptr) = (0b000010 << 26) | dest;
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 9) { //JAL
        uint32 dest = (((0xA0001000) >> 2) & 0x3FFFFFF) | (1 + (rand() % 10));
 
        (*ptr) = (0b000011 << 26) | dest;
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 10) { //JALR
        uint32 dest = 0xA0001000 | ((1 + (rand() % 10)) << 2) | (((rand() % 2) == 0)? 1 : 0);
 
        shared_ptr->initial.reg[0] = dest;
 
        (*ptr) = (0b000000 << 26) | (1 << 21) | ((rand() & 0x1F) << 16) | ((rand() & 0x1F) << 11) | ((rand() & 0x1F) << 6) | 0b001001;
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
    else if(type == 11) { //JR
        uint32 dest = 0xA0001000 | ((1 + (rand() % 10)) << 2) | (((rand() % 3) == 0)? 1 : 0);
 
        shared_ptr->initial.reg[0] = dest;
        shared_ptr->initial.reg[1] = (after == 1)? 1 : 0;
 
        (*ptr) = (0b000000 << 26) | (1 << 21) | ((rand() & 0x1F) << 16) | (2 << 11) | ((rand() & 0x1F) << 6) | 0b001000;
        ptr++;
 
        (*ptr) = (after == 2)? 0b001100 /*SYSCALL*/: 0; //delay slot
        ptr++;
 
        for(int i=0; i<10; i++) {
            (*ptr) = rand() & 0x03FFFFC0;
            (*ptr) |= 0b001100; //SYSCALL
            ptr++;
        }
    }
}
 
//------------------------------------------------------------------------------

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[/] [aor3000/] [trunk/] [sim/] [tester/] [test_branch.cpp] - Blame information for rev 2

Line No.	Rev	Author	Line
1	2	alfik	`/*`
2			`* This file is subject to the terms and conditions of the BSD License. See`
3			`* the file "LICENSE" in the main directory of this archive for more details.`
4			`*`
5			`* Copyright (C) 2014 Aleksander Osman`
6			`*/`
7
8			`#include <cstdio>`
9			`#include <cstdlib>`
10
11			`#include "tests.h"`
12
13			`//------------------------------------------------------------------------------`
14
15			`void branch_till_exc_init(tst_t tst, shared_mem_t shared_ptr) {`
16
17			`for(int i=1; i<32; i++) shared_ptr->initial.reg[i-1] = rand_uint32();`
18
19			`shared_ptr->initial.pc = 0xA0001000;`
20
21			`//tlb left zero`
22
23			`shared_ptr->initial.index_p = rand() & 0x1;`
24			`shared_ptr->initial.index_index = rand() & 0x3F;`
25
26			`shared_ptr->initial.random = rand() & 0x3F;`
27
28			`shared_ptr->initial.entrylo_pfn = rand() & 0xFFFFF;`
29			`shared_ptr->initial.entrylo_n = rand() & 0x1;`
30			`shared_ptr->initial.entrylo_d = rand() & 0x1;`
31			`shared_ptr->initial.entrylo_v = rand() & 0x1;`
32			`shared_ptr->initial.entrylo_g = rand() & 0x1;`
33
34			`shared_ptr->initial.context_ptebase = rand() & 0x7FF;`
35			`shared_ptr->initial.context_badvpn = rand() & 0x7FFFF;`
36
37			`shared_ptr->initial.bad_vaddr = rand_uint32();`
38
39			`shared_ptr->initial.entryhi_vpn = rand() & 0xFFFFF;`
40			`shared_ptr->initial.entryhi_asid = rand() & 0x3F;`
41
42			`shared_ptr->initial.sr_cp_usable = rand() & 0xF;`
43			`shared_ptr->initial.sr_rev_endian = rand() & 0x1;`
44			`shared_ptr->initial.sr_bootstrap_vec = rand() & 0x1;`
45			`shared_ptr->initial.sr_tlb_shutdown = rand() & 0x1;`
46			`shared_ptr->initial.sr_parity_err = rand() & 0x1;`
47			`shared_ptr->initial.sr_cache_miss = rand() & 0x1;`
48			`shared_ptr->initial.sr_parity_zero = rand() & 0x1;`
49			`shared_ptr->initial.sr_switch_cache = rand() & 0x1;`
50			`shared_ptr->initial.sr_isolate_cache = rand() & 0x1;`
51			`shared_ptr->initial.sr_irq_mask = rand() & 0xFF;`
52			`shared_ptr->initial.sr_ku_ie = rand() & 0x3F;`
53
54			`shared_ptr->initial.cause_branch_delay = rand() & 0x1;`
55			`shared_ptr->initial.cause_cp_error = rand() & 0x3;`
56			`shared_ptr->initial.cause_irq_pending = 0;`
57			`shared_ptr->initial.cause_exc_code = rand() & 0x1F;`
58
59			`shared_ptr->initial.epc = rand_uint32();`
60
61			`//`
62			`shared_ptr->irq2_at_event = 0xFFFFFFFF;`
63			`shared_ptr->irq3_at_event = 0xFFFFFFFF;`
64
65			`//`
66			`uint32 *ptr = &shared_ptr->mem.ints[(shared_ptr->initial.pc & 0x1FFFFFFF) / 4];`
67
68			`uint32 type = rand() % 12;`
69			`uint32 after = rand() % 3;`
70			`/*`
71
72			`1 - no branch`
73			`2 - branch, exception in delay slot`
74			`*/`
75			`if(type == 0) { //BEQ`
76			`shared_ptr->initial.reg[0] = 1;`
77			`shared_ptr->initial.reg[1] = (after == 0)? 1 : (after == 1)? 2 : 1;`
78
79			`(*ptr) = (0b000100 << 26) \| (1 << 21) \| (2 << 16) \| (1 + (rand() % 10));`
80			`ptr++;`
81
82			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
83			`ptr++;`
84
85			`for(int i=0; i<10; i++) {`
86			`(*ptr) = rand() & 0x03FFFFC0;`
87			`(*ptr) \|= 0b001100; //SYSCALL`
88			`ptr++;`
89			`}`
90			`}`
91			`else if(type == 1) { //BGEZ`
92			`shared_ptr->initial.reg[0] = (after == 0)? 1 : (after == 1)? 0x80000000 : 1;`
93
94			`(*ptr) = (0b000001 << 26) \| (1 << 21) \| (0b00001 << 16) \| (1 + (rand() % 10));`
95			`ptr++;`
96
97			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
98			`ptr++;`
99
100			`for(int i=0; i<10; i++) {`
101			`(*ptr) = rand() & 0x03FFFFC0;`
102			`(*ptr) \|= 0b001100; //SYSCALL`
103			`ptr++;`
104			`}`
105			`}`
106			`else if(type == 2) { //BGEZAL`
107			`shared_ptr->initial.reg[0] = (after == 0)? 0 : (after == 1)? 0x80000000 : 1;`
108
109			`(*ptr) = (0b000001 << 26) \| (1 << 21) \| (0b10001 << 16) \| (1 + (rand() % 10));`
110			`ptr++;`
111
112			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
113			`ptr++;`
114
115			`for(int i=0; i<10; i++) {`
116			`(*ptr) = rand() & 0x03FFFFC0;`
117			`(*ptr) \|= 0b001100; //SYSCALL`
118			`ptr++;`
119			`}`
120			`}`
121			`else if(type == 3) { //BGTZ`
122			`shared_ptr->initial.reg[0] = (after == 0)? 1 : (after == 1)? ((rand() % 2)? 0 : 0x80000000) : 1;`
123
124			`(*ptr) = (0b000111 << 26) \| (1 << 21) \| ((rand() % 3 == 0)? rand() & 0x1F : 0b00000) << 16 \| (1 + (rand() % 10));`
125			`ptr++;`
126
127			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
128			`ptr++;`
129
130			`for(int i=0; i<10; i++) {`
131			`(*ptr) = rand() & 0x03FFFFC0;`
132			`(*ptr) \|= 0b001100; //SYSCALL`
133			`ptr++;`
134			`}`
135			`}`
136			`else if(type == 4) { //BLEZ`
137			`shared_ptr->initial.reg[0] = (after == 0)? 0x80000000 : (after == 1)? 1 : 0;`
138
139			`(*ptr) = (0b000110 << 26) \| (1 << 21) \| ((rand() % 3 == 0)? rand() & 0x1F : 0b00000) << 16 \| (1 + (rand() % 10));`
140			`ptr++;`
141
142			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
143			`ptr++;`
144
145			`for(int i=0; i<10; i++) {`
146			`(*ptr) = rand() & 0x03FFFFC0;`
147			`(*ptr) \|= 0b001100; //SYSCALL`
148			`ptr++;`
149			`}`
150			`}`
151			`else if(type == 5) { //BLTZ`
152			`shared_ptr->initial.reg[0] = (after == 0)? 0x80000000 : (after == 1)? ((rand() % 2)? 0 : 1) : 0xFFFFFFFF;`
153
154			`(*ptr) = (0b000001 << 26) \| (1 << 21) \| (0b00000 << 16) \| (1 + (rand() % 10));`
155			`ptr++;`
156
157			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
158			`ptr++;`
159
160			`for(int i=0; i<10; i++) {`
161			`(*ptr) = rand() & 0x03FFFFC0;`
162			`(*ptr) \|= 0b001100; //SYSCALL`
163			`ptr++;`
164			`}`
165			`}`
166			`else if(type == 6) { //BLTZAL`
167			`shared_ptr->initial.reg[0] = (after == 0)? 0x80000000 : (after == 1)? ((rand() % 2)? 0 : 1) : 0xFFFFFFFF;`
168
169			`(*ptr) = (0b000001 << 26) \| (1 << 21) \| (0b10000 << 16) \| (1 + (rand() % 10));`
170			`ptr++;`
171
172			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
173			`ptr++;`
174
175			`for(int i=0; i<10; i++) {`
176			`(*ptr) = rand() & 0x03FFFFC0;`
177			`(*ptr) \|= 0b001100; //SYSCALL`
178			`ptr++;`
179			`}`
180			`}`
181			`else if(type == 7) { //BNE`
182			`shared_ptr->initial.reg[0] = 1;`
183			`shared_ptr->initial.reg[1] = (after == 0)? 2 : (after == 1)? 1 : 3;`
184
185			`(*ptr) = (0b000101 << 26) \| (1 << 21) \| (2 << 16) \| (1 + (rand() % 10));`
186			`ptr++;`
187
188			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
189			`ptr++;`
190
191			`for(int i=0; i<10; i++) {`
192			`(*ptr) = rand() & 0x03FFFFC0;`
193			`(*ptr) \|= 0b001100; //SYSCALL`
194			`ptr++;`
195			`}`
196			`}`
197			`else if(type == 8) { //J`
198			`uint32 dest = (((0xA0001000) >> 2) & 0x3FFFFFF) \| (1 + (rand() % 10));`
199
200			`(*ptr) = (0b000010 << 26) \| dest;`
201			`ptr++;`
202
203			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
204			`ptr++;`
205
206			`for(int i=0; i<10; i++) {`
207			`(*ptr) = rand() & 0x03FFFFC0;`
208			`(*ptr) \|= 0b001100; //SYSCALL`
209			`ptr++;`
210			`}`
211			`}`
212			`else if(type == 9) { //JAL`
213			`uint32 dest = (((0xA0001000) >> 2) & 0x3FFFFFF) \| (1 + (rand() % 10));`
214
215			`(*ptr) = (0b000011 << 26) \| dest;`
216			`ptr++;`
217
218			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
219			`ptr++;`
220
221			`for(int i=0; i<10; i++) {`
222			`(*ptr) = rand() & 0x03FFFFC0;`
223			`(*ptr) \|= 0b001100; //SYSCALL`
224			`ptr++;`
225			`}`
226			`}`
227			`else if(type == 10) { //JALR`
228			`uint32 dest = 0xA0001000 \| ((1 + (rand() % 10)) << 2) \| (((rand() % 2) == 0)? 1 : 0);`
229
230			`shared_ptr->initial.reg[0] = dest;`
231
232			`(*ptr) = (0b000000 << 26) \| (1 << 21) \| ((rand() & 0x1F) << 16) \| ((rand() & 0x1F) << 11) \| ((rand() & 0x1F) << 6) \| 0b001001;`
233			`ptr++;`
234
235			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
236			`ptr++;`
237
238			`for(int i=0; i<10; i++) {`
239			`(*ptr) = rand() & 0x03FFFFC0;`
240			`(*ptr) \|= 0b001100; //SYSCALL`
241			`ptr++;`
242			`}`
243			`}`
244			`else if(type == 11) { //JR`
245			`uint32 dest = 0xA0001000 \| ((1 + (rand() % 10)) << 2) \| (((rand() % 3) == 0)? 1 : 0);`
246
247			`shared_ptr->initial.reg[0] = dest;`
248			`shared_ptr->initial.reg[1] = (after == 1)? 1 : 0;`
249
250			`(*ptr) = (0b000000 << 26) \| (1 << 21) \| ((rand() & 0x1F) << 16) \| (2 << 11) \| ((rand() & 0x1F) << 6) \| 0b001000;`
251			`ptr++;`
252
253			`(ptr) = (after == 2)? 0b001100 /SYSCALL*/: 0; //delay slot`
254			`ptr++;`
255
256			`for(int i=0; i<10; i++) {`
257			`(*ptr) = rand() & 0x03FFFFC0;`
258			`(*ptr) \|= 0b001100; //SYSCALL`
259			`ptr++;`
260			`}`
261			`}`
262			`}`
263
264			`//------------------------------------------------------------------------------`