URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [sim/] [testsuite/] [sim/] [fr30/] [testutils.inc] - Blame information for rev 842

Details | Compare with Previous | View Log


# r0, r4-r6 are used as tmps, consider them call clobbered by these macros.
 
        .macro start
        .data
failmsg:
        .ascii "fail\n"
passmsg:
        .ascii "pass\n"
        .text
        .global _start
_start:
        ldi32 0x7fffc,sp        ; TODO -- what's a good value for this?
        ldi32 0xffc00,r0
        mov   r0,tbr            ; defined in manual
        mov   sp,usp
        mov   sp,ssp
        .endm
 
; Exit with return code
        .macro exit rc
        ldi32 \rc,r4
        ldi32 #1,r0
        int   #10
        .endm
 
; Pass the test case
        .macro pass
        ldi32 #5,r6
        ldi32 #passmsg,r5
        ldi32 #1,r4
        ldi32 #5,r0
        int   #10
        exit  #0
        .endm
 
; Fail the testcase
        .macro fail
        ldi32 #5,r6
        ldi32 #failmsg,r5
        ldi32 #1,r4
        ldi32 #5,r0
        int   #10
        exit  #1
        .endm
 
; Load an immediate value into a general register
; TODO: use minimal sized insn
        .macro mvi_h_gr val reg
        ldi32 \val,\reg
        .endm
 
; Load an immediate value into a dedicated register
        .macro mvi_h_dr val reg
        ldi32 \val,r0
        mov r0,\reg
        .endm
 
; Load a general register into another general register
        .macro mvr_h_gr src targ
        mov \src,\targ
        .endm
 
; Store an immediate into a word in memory
        .macro mvi_h_mem val addr
        mvi_h_gr  \val r4
        mvr_h_mem r4,\addr
        .endm
 
; Store a register into a word in memory
        .macro mvr_h_mem reg addr
        st \reg,@\addr
        .endm
 
; Store the current ps on the stack
        .macro save_ps
        st ps,@-r15
        .endm
 
; Load a word value from memory
        .macro ldmem_h_gr addr reg
        ld @\addr,\reg
        .endm
 
; Add 2 general registers
        .macro add_h_gr reg1 reg2
        add \reg1,\reg2
        .endm
 
; Increment a register by and immediate
        .macro inci_h_gr inc reg
        mvi_h_gr \inc,r4
        add r4,\reg
        .endm
 
; Test the value of an immediate against a general register
        .macro test_h_gr val reg
        .if (\val >= 0) && (\val <= 15)
        cmp \val,\reg
        .else
        .if (\val < 0) && (\val >= -16)
        cmp2 \val,\reg
        .else
        ldi32 \val,r4
        cmp r4,\reg
        .endif
        .endif
        beq test_gr\@
        fail
test_gr\@:
        .endm
 
; compare two general registers
        .macro testr_h_gr reg1 reg2
        cmp \reg1,\reg2
        beq testr_gr\@
        fail
testr_gr\@:
        .endm
 
; Test the value of an immediate against a dedicated register
        .macro test_h_dr val reg
        mov \reg,r5
        test_h_gr \val r5
        .endm
 
; Test the value of an general register against a dedicated register
        .macro testr_h_dr gr dr
        mov \dr,r5
        testr_h_gr \gr r5
        .endm
 
; Compare an immediate with word in memory
        .macro test_h_mem val addr
        ldmem_h_gr \addr r5
        test_h_gr \val r5
        .endm
 
; Compare a general register with word in memory
        .macro testr_h_mem reg addr
        ldmem_h_gr \addr r5
        testr_h_gr \reg r5
        .endm
 
; Set the condition codes
        .macro set_cc mask
        andccr  0xf0
        orccr   \mask
        .endm
 
; Set the stack mode
        .macro set_s_user
        orccr   0x20
        .endm
 
        .macro set_s_system
        andccr  0x1f
        .endm
 
; Test the stack mode
        .macro test_s_user
        mvr_h_gr ps,r0
        mvi_h_gr 0x20,r4
        and      r4,r0
        test_h_gr 0x20,r0
        .endm
 
        .macro test_s_system
        mvr_h_gr ps,r0
        mvi_h_gr 0x20,r4
        and      r4,r0
        test_h_gr 0x0,r0
        .endm
 
; Set the interrupt bit
        .macro set_i val
        .if (\val == 1)
        orccr   0x10
        .else
        andccr  0x2f
        .endif
        .endm
 
; Test the stack mode
        .macro test_i val
        mvr_h_gr  ps,r0
        mvi_h_gr  0x10,r4
        and       r4,r0
        .if (\val == 1)
        test_h_gr 0x10,r0
        .else
        test_h_gr 0x0,r0
        .endif
        .endm
 
; Set the ilm
        .macro set_ilm val
        stilm \val
        .endm
 
; Test the ilm
        .macro test_ilm val
        mvr_h_gr   ps,r0
        mvi_h_gr   0x1f0000,r4
        and        r4,r0
        mvi_h_gr   \val,r5
        mvi_h_gr   0x1f,r4
        and        r4,r5
        lsl        15,r5
        lsl        1,r5
        testr_h_gr r0,r5
        .endm
 
; Test the condition codes
        .macro test_cc N Z V C
        .if (\N == 1)
        bp fail\@
        .else
        bn fail\@
        .endif
        .if (\Z == 1)
        bne fail\@
        .else
        beq fail\@
        .endif
        .if (\V == 1)
        bnv fail\@
        .else
        bv fail\@
        .endif
        .if (\C == 1)
        bnc fail\@
        .else
        bc fail\@
        .endif
        bra test_cc\@
fail\@:
        fail
test_cc\@:
        .endm
 
; Set the division bits
        .macro set_dbits val
        mvr_h_gr ps,r5
        mvi_h_gr 0xfffff8ff,r4
        and r4,r5
        mvi_h_gr \val,r0
        mvi_h_gr 3,r4
        and r4,r0
        lsl 9,r0
        or r0,r5
        mvr_h_gr r5,ps
        .endm
 
; Test the division bits
        .macro test_dbits val
        mvr_h_gr ps,r0
        lsr 9,r0
        mvi_h_gr 3,r4
        and r4,r0
        test_h_gr \val,r0
        .endm
 
; Save the return pointer
        .macro save_rp
        st rp,@-R15
        .ENDM
 
; restore the return pointer
        .macro restore_rp
        ld @R15+,rp
        .endm
 
; Ensure branch taken
        .macro take_branch opcode
        \opcode take_br\@
        fail
take_br\@:
        .endm
 
        .macro take_branch_d opcode val
        \opcode take_brd\@
        ldi:8 \val,r0
        fail
take_brd\@:
        test_h_gr \val,r0
        .endm
 
; Ensure branch not taken
        .macro no_branch opcode
        \opcode no_brf\@
        bra     no_brs\@
no_brf\@:
        fail
no_brs\@:
        .endm
 
        .macro no_branch_d opcode val
        \opcode no_brdf\@
        ldi:8   \val,r0
        bra     no_brds\@
no_brdf\@:
        fail
no_brds\@:
        test_h_gr \val,r0
        .endm
 

Browse

Tools

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [sim/] [testsuite/] [sim/] [fr30/] [testutils.inc] - Blame information for rev 842

Line No.	Rev	Author	Line
1	227	jeremybenn	`# r0, r4-r6 are used as tmps, consider them call clobbered by these macros.`
2
3			`.macro start`
4			`.data`
5			`failmsg:`
6			`.ascii "fail\n"`
7			`passmsg:`
8			`.ascii "pass\n"`
9			`.text`
10			`.global _start`
11			`_start:`
12			`ldi32 0x7fffc,sp ; TODO -- what's a good value for this?`
13			`ldi32 0xffc00,r0`
14			`mov r0,tbr ; defined in manual`
15			`mov sp,usp`
16			`mov sp,ssp`
17			`.endm`
18
19			`; Exit with return code`
20			`.macro exit rc`
21			`ldi32 \rc,r4`
22			`ldi32 #1,r0`
23			`int #10`
24			`.endm`
25
26			`; Pass the test case`
27			`.macro pass`
28			`ldi32 #5,r6`
29			`ldi32 #passmsg,r5`
30			`ldi32 #1,r4`
31			`ldi32 #5,r0`
32			`int #10`
33			`exit #0`
34			`.endm`
35
36			`; Fail the testcase`
37			`.macro fail`
38			`ldi32 #5,r6`
39			`ldi32 #failmsg,r5`
40			`ldi32 #1,r4`
41			`ldi32 #5,r0`
42			`int #10`
43			`exit #1`
44			`.endm`
45
46			`; Load an immediate value into a general register`
47			`; TODO: use minimal sized insn`
48			`.macro mvi_h_gr val reg`
49			`ldi32 \val,\reg`
50			`.endm`
51
52			`; Load an immediate value into a dedicated register`
53			`.macro mvi_h_dr val reg`
54			`ldi32 \val,r0`
55			`mov r0,\reg`
56			`.endm`
57
58			`; Load a general register into another general register`
59			`.macro mvr_h_gr src targ`
60			`mov \src,\targ`
61			`.endm`
62
63			`; Store an immediate into a word in memory`
64			`.macro mvi_h_mem val addr`
65			`mvi_h_gr \val r4`
66			`mvr_h_mem r4,\addr`
67			`.endm`
68
69			`; Store a register into a word in memory`
70			`.macro mvr_h_mem reg addr`
71			`st \reg,@\addr`
72			`.endm`
73
74			`; Store the current ps on the stack`
75			`.macro save_ps`
76			`st ps,@-r15`
77			`.endm`
78
79			`; Load a word value from memory`
80			`.macro ldmem_h_gr addr reg`
81			`ld @\addr,\reg`
82			`.endm`
83
84			`; Add 2 general registers`
85			`.macro add_h_gr reg1 reg2`
86			`add \reg1,\reg2`
87			`.endm`
88
89			`; Increment a register by and immediate`
90			`.macro inci_h_gr inc reg`
91			`mvi_h_gr \inc,r4`
92			`add r4,\reg`
93			`.endm`
94
95			`; Test the value of an immediate against a general register`
96			`.macro test_h_gr val reg`
97			`.if (\val >= 0) && (\val <= 15)`
98			`cmp \val,\reg`
99			`.else`
100			`.if (\val < 0) && (\val >= -16)`
101			`cmp2 \val,\reg`
102			`.else`
103			`ldi32 \val,r4`
104			`cmp r4,\reg`
105			`.endif`
106			`.endif`
107			`beq test_gr\@`
108			`fail`
109			`test_gr\@:`
110			`.endm`
111
112			`; compare two general registers`
113			`.macro testr_h_gr reg1 reg2`
114			`cmp \reg1,\reg2`
115			`beq testr_gr\@`
116			`fail`
117			`testr_gr\@:`
118			`.endm`
119
120			`; Test the value of an immediate against a dedicated register`
121			`.macro test_h_dr val reg`
122			`mov \reg,r5`
123			`test_h_gr \val r5`
124			`.endm`
125
126			`; Test the value of an general register against a dedicated register`
127			`.macro testr_h_dr gr dr`
128			`mov \dr,r5`
129			`testr_h_gr \gr r5`
130			`.endm`
131
132			`; Compare an immediate with word in memory`
133			`.macro test_h_mem val addr`
134			`ldmem_h_gr \addr r5`
135			`test_h_gr \val r5`
136			`.endm`
137
138			`; Compare a general register with word in memory`
139			`.macro testr_h_mem reg addr`
140			`ldmem_h_gr \addr r5`
141			`testr_h_gr \reg r5`
142			`.endm`
143
144			`; Set the condition codes`
145			`.macro set_cc mask`
146			`andccr 0xf0`
147			`orccr \mask`
148			`.endm`
149
150			`; Set the stack mode`
151			`.macro set_s_user`
152			`orccr 0x20`
153			`.endm`
154
155			`.macro set_s_system`
156			`andccr 0x1f`
157			`.endm`
158
159			`; Test the stack mode`
160			`.macro test_s_user`
161			`mvr_h_gr ps,r0`
162			`mvi_h_gr 0x20,r4`
163			`and r4,r0`
164			`test_h_gr 0x20,r0`
165			`.endm`
166
167			`.macro test_s_system`
168			`mvr_h_gr ps,r0`
169			`mvi_h_gr 0x20,r4`
170			`and r4,r0`
171			`test_h_gr 0x0,r0`
172			`.endm`
173
174			`; Set the interrupt bit`
175			`.macro set_i val`
176			`.if (\val == 1)`
177			`orccr 0x10`
178			`.else`
179			`andccr 0x2f`
180			`.endif`
181			`.endm`
182
183			`; Test the stack mode`
184			`.macro test_i val`
185			`mvr_h_gr ps,r0`
186			`mvi_h_gr 0x10,r4`
187			`and r4,r0`
188			`.if (\val == 1)`
189			`test_h_gr 0x10,r0`
190			`.else`
191			`test_h_gr 0x0,r0`
192			`.endif`
193			`.endm`
194
195			`; Set the ilm`
196			`.macro set_ilm val`
197			`stilm \val`
198			`.endm`
199
200			`; Test the ilm`
201			`.macro test_ilm val`
202			`mvr_h_gr ps,r0`
203			`mvi_h_gr 0x1f0000,r4`
204			`and r4,r0`
205			`mvi_h_gr \val,r5`
206			`mvi_h_gr 0x1f,r4`
207			`and r4,r5`
208			`lsl 15,r5`
209			`lsl 1,r5`
210			`testr_h_gr r0,r5`
211			`.endm`
212
213			`; Test the condition codes`
214			`.macro test_cc N Z V C`
215			`.if (\N == 1)`
216			`bp fail\@`
217			`.else`
218			`bn fail\@`
219			`.endif`
220			`.if (\Z == 1)`
221			`bne fail\@`
222			`.else`
223			`beq fail\@`
224			`.endif`
225			`.if (\V == 1)`
226			`bnv fail\@`
227			`.else`
228			`bv fail\@`
229			`.endif`
230			`.if (\C == 1)`
231			`bnc fail\@`
232			`.else`
233			`bc fail\@`
234			`.endif`
235			`bra test_cc\@`
236			`fail\@:`
237			`fail`
238			`test_cc\@:`
239			`.endm`
240
241			`; Set the division bits`
242			`.macro set_dbits val`
243			`mvr_h_gr ps,r5`
244			`mvi_h_gr 0xfffff8ff,r4`
245			`and r4,r5`
246			`mvi_h_gr \val,r0`
247			`mvi_h_gr 3,r4`
248			`and r4,r0`
249			`lsl 9,r0`
250			`or r0,r5`
251			`mvr_h_gr r5,ps`
252			`.endm`
253
254			`; Test the division bits`
255			`.macro test_dbits val`
256			`mvr_h_gr ps,r0`
257			`lsr 9,r0`
258			`mvi_h_gr 3,r4`
259			`and r4,r0`
260			`test_h_gr \val,r0`
261			`.endm`
262
263			`; Save the return pointer`
264			`.macro save_rp`
265			`st rp,@-R15`
266			`.ENDM`
267
268			`; restore the return pointer`
269			`.macro restore_rp`
270			`ld @R15+,rp`
271			`.endm`
272
273			`; Ensure branch taken`
274			`.macro take_branch opcode`
275			`\opcode take_br\@`
276			`fail`
277			`take_br\@:`
278			`.endm`
279
280			`.macro take_branch_d opcode val`
281			`\opcode take_brd\@`
282			`ldi:8 \val,r0`
283			`fail`
284			`take_brd\@:`
285			`test_h_gr \val,r0`
286			`.endm`
287
288			`; Ensure branch not taken`
289			`.macro no_branch opcode`
290			`\opcode no_brf\@`
291			`bra no_brs\@`
292			`no_brf\@:`
293			`fail`
294			`no_brs\@:`
295			`.endm`
296
297			`.macro no_branch_d opcode val`
298			`\opcode no_brdf\@`
299			`ldi:8 \val,r0`
300			`bra no_brds\@`
301			`no_brdf\@:`
302			`fail`
303			`no_brds\@:`
304			`test_h_gr \val,r0`
305			`.endm`
306