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        .file   1 "pi2.c"
 
 # -G value = 8, Cpu = 3000, ISA = 1
 # GNU C version egcs-2.90.23 980102 (egcs-1.0.1 release) (sde) [AL 1.1, MM 40] Algorithmics SDE-MIPS v4.0.5 compiled by GNU C version egcs-2.91.57 19980901 (egcs-1.1 release).
 # options passed:  -O2 -O -Wall
 # options enabled:  -fdefer-pop -fomit-frame-pointer -fthread-jumps
 # -fpeephole -finline -fkeep-static-consts -fpcc-struct-return
 # -fdelayed-branch -fcommon -fverbose-asm -fgnu-linker -falias-check
 # -fargument-alias -msplit-addresses -mgas -mrnames -mgpOPT -mgpopt
 # -membedded-data -meb -mmad -marg32 -mdebugh -mdebugi -mmadd -mno-gpconst
 # -mcpu=3000
 
gcc2_compiled.:
        .globl  a
        .sdata
        .align  0
        .align  2
a:
        .size   a,4
        .word   10000
        .globl  c
        .align  2
c:
        .size   c,4
        .word   2800
        .rdata
        .align  0
        .align  2
.LC0:
        .ascii  "Calculating pi 800 digits\n\000"
        .align  2
.LC1:
        .ascii  "\n"
        .ascii  " Done.\n\000"
 
        .comm   b,4
 
        .comm   d,4
 
        .comm   e,4
 
        .comm   f,11204
 
        .comm   g,4
 
        .text
        .text
        .align  2
        .globl  print_uart
        .ent    print_uart
print_uart:
        .frame  $sp,0,$ra                # vars= 0, regs= 0/0, args= 0, extra= 0
        .mask   0x00000000,0
        .fmask  0x00000000,0
        lbu     $v0,0($a0)
        beq     $v0,$zero,.L3
        li      $v1,16380                       # 0x00003ffc
.L5:
        #.set   volatile
        lw      $v0,0($v1)
        #.set   novolatile
        andi    $v0,$v0,0x0100
        bne     $v0,$zero,.L5
        lbu     $v0,0($a0)
        #.set   volatile
        sb      $v0,0($v1)
        #.set   novolatile
        addu    $a0,$a0,1
        lbu     $v0,0($a0)
        bne     $v0,$zero,.L5
.L3:
        j       $ra
        .end    print_uart
        .size   print_uart,.-print_uart
        .align  2
        .globl  putc_uart
        .ent    putc_uart
putc_uart:
        .frame  $sp,0,$ra                # vars= 0, regs= 0/0, args= 0, extra= 0
        .mask   0x00000000,0
        .fmask  0x00000000,0
        andi    $a0,$a0,0x00ff
        li      $v1,16380                       # 0x00003ffc
.L11:
        #.set   volatile
        lw      $v0,0($v1)
        #.set   novolatile
        andi    $v0,$v0,0x0100
        .set    noreorder
        .set    nomacro
        bne     $v0,$zero,.L11
        li      $v0,16380                       # 0x00003ffc
        .set    macro
        .set    reorder
 
        #.set   volatile
        sb      $a0,0($v0)
        #.set   novolatile
        j       $ra
        .end    putc_uart
        .size   putc_uart,.-putc_uart
        .align  2
        .globl  print
        .ent    print
print:
        .frame  $sp,0,$ra                # vars= 0, regs= 0/0, args= 0, extra= 0
        .mask   0x00000000,0
        .fmask  0x00000000,0
        lbu     $v0,0($a0)
        .set    noreorder
        .set    nomacro
        beq     $v0,$zero,.L17
        move    $v1,$v0
        .set    macro
        .set    reorder
 
        li      $a1,16368                       # 0x00003ff0
        move    $v0,$v1
.L20:
        #.set   volatile
        sb      $v0,0($a1)
        #.set   novolatile
        addu    $a0,$a0,1
        lbu     $v1,0($a0)
        .set    noreorder
        .set    nomacro
        bne     $v1,$zero,.L20
        move    $v0,$v1
        .set    macro
        .set    reorder
 
.L17:
        li      $v0,16368                       # 0x00003ff0
        #.set   volatile
        sb      $zero,0($v0)
        #.set   novolatile
        j       $ra
        .end    print
        .size   print,.-print
        .align  2
        .globl  print_char
        .ent    print_char
print_char:
        .frame  $sp,0,$ra                # vars= 0, regs= 0/0, args= 0, extra= 0
        .mask   0x00000000,0
        .fmask  0x00000000,0
        andi    $a0,$a0,0x00ff
        li      $v0,16368                       # 0x00003ff0
        #.set   volatile
        sb      $a0,0($v0)
        #.set   novolatile
        j       $ra
        .end    print_char
        .size   print_char,.-print_char
        .align  2
        .globl  print_num
        .ent    print_num
print_num:
        .frame  $sp,40,$ra              # vars= 0, regs= 5/0, args= 16, extra= 0
        .mask   0x800f0000,-8
        .fmask  0x00000000,0
        subu    $sp,$sp,40
        sw      $ra,32($sp)
        sw      $s3,28($sp)
        sw      $s2,24($sp)
        sw      $s1,20($sp)
        sw      $s0,16($sp)
        move    $s2,$a0
        li      $s1,1000                        # 0x000003e8
        li      $s3,-858993459                  # 0xcccccccd
.L26:
        divu    $s0,$s2,$s1
        addu    $a0,$s0,48
        .set    noreorder
        .set    nomacro
        jal     putc_uart
        andi    $a0,$a0,0x00ff
        .set    macro
        .set    reorder
 
        mult    $s0,$s1
        mflo    $v0
        subu    $s2,$s2,$v0
        multu   $s1,$s3
        mfhi    $v0
        srl     $s1,$v0,3
        bne     $s1,$zero,.L26
        lw      $ra,32($sp)
        lw      $s3,28($sp)
        lw      $s2,24($sp)
        lw      $s1,20($sp)
        lw      $s0,16($sp)
        .set    noreorder
        .set    nomacro
        j       $ra
        addu    $sp,$sp,40
        .set    macro
        .set    reorder
 
        .end    print_num
        .size   print_num,.-print_num
        .text
        .align  2
        .globl  main2
        .ent    main2
main2:
        .frame  $sp,24,$ra              # vars= 0, regs= 2/0, args= 16, extra= 0
        .mask   0x80010000,-4
        .fmask  0x00000000,0
        subu    $sp,$sp,24
        sw      $ra,20($sp)
        sw      $s0,16($sp)
        lui     $a0,%hi(.LC0) # high
        .set    noreorder
        .set    nomacro
        jal     print
        addiu   $a0,$a0,%lo(.LC0) # low
        .set    macro
        .set    reorder
 
        lw      $v1,b
        lw      $v0,c
        .set    noreorder
        .set    nomacro
        beq     $v1,$v0,.L30
        lui     $v0,%hi(f) # high
        .set    macro
        .set    reorder
 
        addiu   $a2,$v0,%lo(f) # low
        lw      $v0,a
        li      $v1,1717960704                  # 0x66660000
        ori     $v1,$v1,0x6667
        mult    $v0,$v1
        mfhi    $t0
        sra     $v1,$t0,1
        sra     $v0,$v0,31
        subu    $a1,$v1,$v0
        lw      $a0,c
.L32:
        lw      $v1,b
        sll     $v0,$v1,2
        addu    $v0,$v0,$a2
        sw      $a1,0($v0)
        addu    $v1,$v1,1
        sw      $v1,b
        bne     $v1,$a0,.L32
.L30:
        sw      $zero,d
        lw      $v0,c
        sll     $v0,$v0,1
        sw      $v0,g
        .set    noreorder
        .set    nomacro
        beq     $v0,$zero,.L44
        lui     $v0,%hi(f) # high
        .set    macro
        .set    reorder
 
        addiu   $s0,$v0,%lo(f) # low
.L37:
        lw      $v0,c
        sw      $v0,b
        lw      $a3,a
        b       .L38
.L40:
        lw      $v1,d
        lw      $v0,b
        mult    $v1,$v0
        mflo    $t0
        sw      $t0,d
.L38:
        lw      $a2,b
        sll     $a1,$a2,2
        addu    $a1,$a1,$s0
        lw      $v0,0($a1)
        mult    $v0,$a3
        mflo    $v0
        lw      $v1,d
        addu    $v1,$v0,$v1
        sw      $v1,d
        lw      $a0,g
        addu    $v0,$a0,-1
        sw      $v0,g
        div     $v1,$v1,$v0
        mfhi    $v0
        sw      $v0,0($a1)
        sw      $v1,d
        addu    $a0,$a0,-2
        sw      $a0,g
        addu    $a2,$a2,-1
        sw      $a2,b
        bne     $a2,$zero,.L40
        lw      $v0,c
        addu    $v0,$v0,-14
        sw      $v0,c
        lw      $v0,a
        div     $v1,$v1,$v0
        lw      $a0,e
        .set    noreorder
        .set    nomacro
        jal     print_num
        addu    $a0,$v1,$a0
        .set    macro
        .set    reorder
 
        lw      $v1,d
        lw      $v0,a
        rem     $v0,$v1,$v0
        sw      $v0,e
        sw      $zero,d
        lw      $v0,c
        sll     $v0,$v0,1
        sw      $v0,g
        bne     $v0,$zero,.L37
.L44:
        lui     $a0,%hi(.LC1) # high
        .set    noreorder
        .set    nomacro
        jal     print_uart
        addiu   $a0,$a0,%lo(.LC1) # low
        .set    macro
        .set    reorder
 
        lw      $ra,20($sp)
        lw      $s0,16($sp)
        .set    noreorder
        .set    nomacro
        j       $ra
        addu    $sp,$sp,24
        .set    macro
        .set    reorder
 
        .end    main2
        .size   main2,.-main2

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[/] [yacc/] [trunk/] [syn/] [c_src/] [pi/] [pi2.s] - Blame information for rev 4

Line No.	Rev	Author	Line
1	2	tak.sugawa	`.file 1 "pi2.c"`
2
3			`# -G value = 8, Cpu = 3000, ISA = 1`
4			`# GNU C version egcs-2.90.23 980102 (egcs-1.0.1 release) (sde) [AL 1.1, MM 40] Algorithmics SDE-MIPS v4.0.5 compiled by GNU C version egcs-2.91.57 19980901 (egcs-1.1 release).`
5			`# options passed: -O2 -O -Wall`
6			`# options enabled: -fdefer-pop -fomit-frame-pointer -fthread-jumps`
7			`# -fpeephole -finline -fkeep-static-consts -fpcc-struct-return`
8			`# -fdelayed-branch -fcommon -fverbose-asm -fgnu-linker -falias-check`
9			`# -fargument-alias -msplit-addresses -mgas -mrnames -mgpOPT -mgpopt`
10			`# -membedded-data -meb -mmad -marg32 -mdebugh -mdebugi -mmadd -mno-gpconst`
11			`# -mcpu=3000`
12
13			`gcc2_compiled.:`
14			`.globl a`
15			`.sdata`
16			`.align 0`
17			`.align 2`
18			`a:`
19			`.size a,4`
20			`.word 10000`
21			`.globl c`
22			`.align 2`
23			`c:`
24			`.size c,4`
25			`.word 2800`
26			`.rdata`
27			`.align 0`
28			`.align 2`
29			`.LC0:`
30			`.ascii "Calculating pi 800 digits\n\000"`
31			`.align 2`
32			`.LC1:`
33			`.ascii "\n"`
34			`.ascii " Done.\n\000"`
35
36			`.comm b,4`
37
38			`.comm d,4`
39
40			`.comm e,4`
41
42			`.comm f,11204`
43
44			`.comm g,4`
45
46			`.text`
47			`.text`
48			`.align 2`
49			`.globl print_uart`
50			`.ent print_uart`
51			`print_uart:`
52			`.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0`
53			`.mask 0x00000000,0`
54			`.fmask 0x00000000,0`
55			`lbu $v0,0($a0)`
56			`beq $v0,$zero,.L3`
57			`li $v1,16380 # 0x00003ffc`
58			`.L5:`
59			`#.set volatile`
60			`lw $v0,0($v1)`
61			`#.set novolatile`
62			`andi $v0,$v0,0x0100`
63			`bne $v0,$zero,.L5`
64			`lbu $v0,0($a0)`
65			`#.set volatile`
66			`sb $v0,0($v1)`
67			`#.set novolatile`
68			`addu $a0,$a0,1`
69			`lbu $v0,0($a0)`
70			`bne $v0,$zero,.L5`
71			`.L3:`
72			`j $ra`
73			`.end print_uart`
74			`.size print_uart,.-print_uart`
75			`.align 2`
76			`.globl putc_uart`
77			`.ent putc_uart`
78			`putc_uart:`
79			`.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0`
80			`.mask 0x00000000,0`
81			`.fmask 0x00000000,0`
82			`andi $a0,$a0,0x00ff`
83			`li $v1,16380 # 0x00003ffc`
84			`.L11:`
85			`#.set volatile`
86			`lw $v0,0($v1)`
87			`#.set novolatile`
88			`andi $v0,$v0,0x0100`
89			`.set noreorder`
90			`.set nomacro`
91			`bne $v0,$zero,.L11`
92			`li $v0,16380 # 0x00003ffc`
93			`.set macro`
94			`.set reorder`
95
96			`#.set volatile`
97			`sb $a0,0($v0)`
98			`#.set novolatile`
99			`j $ra`
100			`.end putc_uart`
101			`.size putc_uart,.-putc_uart`
102			`.align 2`
103			`.globl print`
104			`.ent print`
105			`print:`
106			`.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0`
107			`.mask 0x00000000,0`
108			`.fmask 0x00000000,0`
109			`lbu $v0,0($a0)`
110			`.set noreorder`
111			`.set nomacro`
112			`beq $v0,$zero,.L17`
113			`move $v1,$v0`
114			`.set macro`
115			`.set reorder`
116
117			`li $a1,16368 # 0x00003ff0`
118			`move $v0,$v1`
119			`.L20:`
120			`#.set volatile`
121			`sb $v0,0($a1)`
122			`#.set novolatile`
123			`addu $a0,$a0,1`
124			`lbu $v1,0($a0)`
125			`.set noreorder`
126			`.set nomacro`
127			`bne $v1,$zero,.L20`
128			`move $v0,$v1`
129			`.set macro`
130			`.set reorder`
131
132			`.L17:`
133			`li $v0,16368 # 0x00003ff0`
134			`#.set volatile`
135			`sb $zero,0($v0)`
136			`#.set novolatile`
137			`j $ra`
138			`.end print`
139			`.size print,.-print`
140			`.align 2`
141			`.globl print_char`
142			`.ent print_char`
143			`print_char:`
144			`.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0`
145			`.mask 0x00000000,0`
146			`.fmask 0x00000000,0`
147			`andi $a0,$a0,0x00ff`
148			`li $v0,16368 # 0x00003ff0`
149			`#.set volatile`
150			`sb $a0,0($v0)`
151			`#.set novolatile`
152			`j $ra`
153			`.end print_char`
154			`.size print_char,.-print_char`
155			`.align 2`
156			`.globl print_num`
157			`.ent print_num`
158			`print_num:`
159			`.frame $sp,40,$ra # vars= 0, regs= 5/0, args= 16, extra= 0`
160			`.mask 0x800f0000,-8`
161			`.fmask 0x00000000,0`
162			`subu $sp,$sp,40`
163			`sw $ra,32($sp)`
164			`sw $s3,28($sp)`
165			`sw $s2,24($sp)`
166			`sw $s1,20($sp)`
167			`sw $s0,16($sp)`
168			`move $s2,$a0`
169			`li $s1,1000 # 0x000003e8`
170			`li $s3,-858993459 # 0xcccccccd`
171			`.L26:`
172			`divu $s0,$s2,$s1`
173			`addu $a0,$s0,48`
174			`.set noreorder`
175			`.set nomacro`
176			`jal putc_uart`
177			`andi $a0,$a0,0x00ff`
178			`.set macro`
179			`.set reorder`
180
181			`mult $s0,$s1`
182			`mflo $v0`
183			`subu $s2,$s2,$v0`
184			`multu $s1,$s3`
185			`mfhi $v0`
186			`srl $s1,$v0,3`
187			`bne $s1,$zero,.L26`
188			`lw $ra,32($sp)`
189			`lw $s3,28($sp)`
190			`lw $s2,24($sp)`
191			`lw $s1,20($sp)`
192			`lw $s0,16($sp)`
193			`.set noreorder`
194			`.set nomacro`
195			`j $ra`
196			`addu $sp,$sp,40`
197			`.set macro`
198			`.set reorder`
199
200			`.end print_num`
201			`.size print_num,.-print_num`
202			`.text`
203			`.align 2`
204			`.globl main2`
205			`.ent main2`
206			`main2:`
207			`.frame $sp,24,$ra # vars= 0, regs= 2/0, args= 16, extra= 0`
208			`.mask 0x80010000,-4`
209			`.fmask 0x00000000,0`
210			`subu $sp,$sp,24`
211			`sw $ra,20($sp)`
212			`sw $s0,16($sp)`
213			`lui $a0,%hi(.LC0) # high`
214			`.set noreorder`
215			`.set nomacro`
216			`jal print`
217			`addiu $a0,$a0,%lo(.LC0) # low`
218			`.set macro`
219			`.set reorder`
220
221			`lw $v1,b`
222			`lw $v0,c`
223			`.set noreorder`
224			`.set nomacro`
225			`beq $v1,$v0,.L30`
226			`lui $v0,%hi(f) # high`
227			`.set macro`
228			`.set reorder`
229
230			`addiu $a2,$v0,%lo(f) # low`
231			`lw $v0,a`
232			`li $v1,1717960704 # 0x66660000`
233			`ori $v1,$v1,0x6667`
234			`mult $v0,$v1`
235			`mfhi $t0`
236			`sra $v1,$t0,1`
237			`sra $v0,$v0,31`
238			`subu $a1,$v1,$v0`
239			`lw $a0,c`
240			`.L32:`
241			`lw $v1,b`
242			`sll $v0,$v1,2`
243			`addu $v0,$v0,$a2`
244			`sw $a1,0($v0)`
245			`addu $v1,$v1,1`
246			`sw $v1,b`
247			`bne $v1,$a0,.L32`
248			`.L30:`
249			`sw $zero,d`
250			`lw $v0,c`
251			`sll $v0,$v0,1`
252			`sw $v0,g`
253			`.set noreorder`
254			`.set nomacro`
255			`beq $v0,$zero,.L44`
256			`lui $v0,%hi(f) # high`
257			`.set macro`
258			`.set reorder`
259
260			`addiu $s0,$v0,%lo(f) # low`
261			`.L37:`
262			`lw $v0,c`
263			`sw $v0,b`
264			`lw $a3,a`
265			`b .L38`
266			`.L40:`
267			`lw $v1,d`
268			`lw $v0,b`
269			`mult $v1,$v0`
270			`mflo $t0`
271			`sw $t0,d`
272			`.L38:`
273			`lw $a2,b`
274			`sll $a1,$a2,2`
275			`addu $a1,$a1,$s0`
276			`lw $v0,0($a1)`
277			`mult $v0,$a3`
278			`mflo $v0`
279			`lw $v1,d`
280			`addu $v1,$v0,$v1`
281			`sw $v1,d`
282			`lw $a0,g`
283			`addu $v0,$a0,-1`
284			`sw $v0,g`
285			`div $v1,$v1,$v0`
286			`mfhi $v0`
287			`sw $v0,0($a1)`
288			`sw $v1,d`
289			`addu $a0,$a0,-2`
290			`sw $a0,g`
291			`addu $a2,$a2,-1`
292			`sw $a2,b`
293			`bne $a2,$zero,.L40`
294			`lw $v0,c`
295			`addu $v0,$v0,-14`
296			`sw $v0,c`
297			`lw $v0,a`
298			`div $v1,$v1,$v0`
299			`lw $a0,e`
300			`.set noreorder`
301			`.set nomacro`
302			`jal print_num`
303			`addu $a0,$v1,$a0`
304			`.set macro`
305			`.set reorder`
306
307			`lw $v1,d`
308			`lw $v0,a`
309			`rem $v0,$v1,$v0`
310			`sw $v0,e`
311			`sw $zero,d`
312			`lw $v0,c`
313			`sll $v0,$v0,1`
314			`sw $v0,g`
315			`bne $v0,$zero,.L37`
316			`.L44:`
317			`lui $a0,%hi(.LC1) # high`
318			`.set noreorder`
319			`.set nomacro`
320			`jal print_uart`
321			`addiu $a0,$a0,%lo(.LC1) # low`
322			`.set macro`
323			`.set reorder`
324
325			`lw $ra,20($sp)`
326			`lw $s0,16($sp)`
327			`.set noreorder`
328			`.set nomacro`
329			`j $ra`
330			`addu $sp,$sp,24`
331			`.set macro`
332			`.set reorder`
333
334			`.end main2`
335			`.size main2,.-main2`