.file 1 "pi2.c"
|
.file 1 "pi2.c"
|
|
|
# -G value = 8, Cpu = 3000, ISA = 1
|
# -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).
|
# 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 passed: -O2 -O -Wall
|
# options enabled: -fdefer-pop -fomit-frame-pointer -fthread-jumps
|
# options enabled: -fdefer-pop -fomit-frame-pointer -fthread-jumps
|
# -fpeephole -finline -fkeep-static-consts -fpcc-struct-return
|
# -fpeephole -finline -fkeep-static-consts -fpcc-struct-return
|
# -fdelayed-branch -fcommon -fverbose-asm -fgnu-linker -falias-check
|
# -fdelayed-branch -fcommon -fverbose-asm -fgnu-linker -falias-check
|
# -fargument-alias -msplit-addresses -mgas -mrnames -mgpOPT -mgpopt
|
# -fargument-alias -msplit-addresses -mgas -mrnames -mgpOPT -mgpopt
|
# -membedded-data -meb -mmad -marg32 -mdebugh -mdebugi -mmadd -mno-gpconst
|
# -membedded-data -meb -mmad -marg32 -mdebugh -mdebugi -mmadd -mno-gpconst
|
# -mcpu=3000
|
# -mcpu=3000
|
|
|
gcc2_compiled.:
|
gcc2_compiled.:
|
.globl a
|
.globl a
|
.sdata
|
.sdata
|
.align 0
|
.align 0
|
.align 2
|
.align 2
|
a:
|
a:
|
.size a,4
|
.size a,4
|
.word 10000
|
.word 10000
|
.globl c
|
.globl c
|
.align 2
|
.align 2
|
c:
|
c:
|
.size c,4
|
.size c,4
|
.word 56
|
.word 56
|
.rdata
|
.rdata
|
.align 0
|
.align 0
|
.align 2
|
.align 2
|
.LC0:
|
.LC0:
|
.ascii "Calculating pi, it may take some minutes.\n\000"
|
.ascii "Calculating pi, it may take some minutes.\n\000"
|
.align 2
|
.align 2
|
.LC1:
|
.LC1:
|
.ascii "\000"
|
.ascii "\000"
|
.align 2
|
.align 2
|
.LC2:
|
.LC2:
|
.ascii "$finish\000"
|
.ascii "$finish\000"
|
|
|
.comm b,4
|
.comm b,4
|
|
|
.comm d,4
|
.comm d,4
|
|
|
.comm e,4
|
.comm e,4
|
|
|
.comm f,228
|
.comm f,228
|
|
|
.comm g,4
|
.comm g,4
|
|
|
.text
|
.text
|
.text
|
.text
|
.align 2
|
.align 2
|
.globl print_uart
|
.globl print_uart
|
.ent print_uart
|
.ent print_uart
|
print_uart:
|
print_uart:
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.mask 0x00000000,0
|
.mask 0x00000000,0
|
.fmask 0x00000000,0
|
.fmask 0x00000000,0
|
lbu $v0,0($a0)
|
lbu $v0,0($a0)
|
beq $v0,$zero,.L3
|
beq $v0,$zero,.L3
|
li $v1,16380 # 0x00003ffc
|
li $v1,16380 # 0x00003ffc
|
.L5:
|
.L5:
|
#.set volatile
|
#.set volatile
|
lw $v0,0($v1)
|
lw $v0,0($v1)
|
#.set novolatile
|
#.set novolatile
|
andi $v0,$v0,0x0100
|
andi $v0,$v0,0x0100
|
bne $v0,$zero,.L5
|
bne $v0,$zero,.L5
|
lbu $v0,0($a0)
|
lbu $v0,0($a0)
|
#.set volatile
|
#.set volatile
|
sb $v0,0($v1)
|
sb $v0,0($v1)
|
#.set novolatile
|
#.set novolatile
|
addu $a0,$a0,1
|
addu $a0,$a0,1
|
lbu $v0,0($a0)
|
lbu $v0,0($a0)
|
bne $v0,$zero,.L5
|
bne $v0,$zero,.L5
|
.L3:
|
.L3:
|
j $ra
|
j $ra
|
.end print_uart
|
.end print_uart
|
.size print_uart,.-print_uart
|
.size print_uart,.-print_uart
|
.align 2
|
.align 2
|
.globl putc_uart
|
.globl putc_uart
|
.ent putc_uart
|
.ent putc_uart
|
putc_uart:
|
putc_uart:
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.mask 0x00000000,0
|
.mask 0x00000000,0
|
.fmask 0x00000000,0
|
.fmask 0x00000000,0
|
andi $a0,$a0,0x00ff
|
andi $a0,$a0,0x00ff
|
li $v1,16380 # 0x00003ffc
|
li $v1,16380 # 0x00003ffc
|
.L11:
|
.L11:
|
#.set volatile
|
#.set volatile
|
lw $v0,0($v1)
|
lw $v0,0($v1)
|
#.set novolatile
|
#.set novolatile
|
andi $v0,$v0,0x0100
|
andi $v0,$v0,0x0100
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
bne $v0,$zero,.L11
|
bne $v0,$zero,.L11
|
li $v0,16380 # 0x00003ffc
|
li $v0,16380 # 0x00003ffc
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
#.set volatile
|
#.set volatile
|
sb $a0,0($v0)
|
sb $a0,0($v0)
|
#.set novolatile
|
#.set novolatile
|
j $ra
|
j $ra
|
.end putc_uart
|
.end putc_uart
|
.size putc_uart,.-putc_uart
|
.size putc_uart,.-putc_uart
|
.align 2
|
.align 2
|
.globl print
|
.globl print
|
.ent print
|
.ent print
|
print:
|
print:
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.mask 0x00000000,0
|
.mask 0x00000000,0
|
.fmask 0x00000000,0
|
.fmask 0x00000000,0
|
lbu $v0,0($a0)
|
lbu $v0,0($a0)
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
beq $v0,$zero,.L17
|
beq $v0,$zero,.L17
|
move $v1,$v0
|
move $v1,$v0
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
li $a1,16368 # 0x00003ff0
|
li $a1,16368 # 0x00003ff0
|
move $v0,$v1
|
move $v0,$v1
|
.L20:
|
.L20:
|
#.set volatile
|
#.set volatile
|
sb $v0,0($a1)
|
sb $v0,0($a1)
|
#.set novolatile
|
#.set novolatile
|
addu $a0,$a0,1
|
addu $a0,$a0,1
|
lbu $v1,0($a0)
|
lbu $v1,0($a0)
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
bne $v1,$zero,.L20
|
bne $v1,$zero,.L20
|
move $v0,$v1
|
move $v0,$v1
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
.L17:
|
.L17:
|
li $v0,16368 # 0x00003ff0
|
li $v0,16368 # 0x00003ff0
|
#.set volatile
|
#.set volatile
|
sb $zero,0($v0)
|
sb $zero,0($v0)
|
#.set novolatile
|
#.set novolatile
|
j $ra
|
j $ra
|
.end print
|
.end print
|
.size print,.-print
|
.size print,.-print
|
.align 2
|
.align 2
|
.globl print_char
|
.globl print_char
|
.ent print_char
|
.ent print_char
|
print_char:
|
print_char:
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.frame $sp,0,$ra # vars= 0, regs= 0/0, args= 0, extra= 0
|
.mask 0x00000000,0
|
.mask 0x00000000,0
|
.fmask 0x00000000,0
|
.fmask 0x00000000,0
|
andi $a0,$a0,0x00ff
|
andi $a0,$a0,0x00ff
|
li $v0,16368 # 0x00003ff0
|
li $v0,16368 # 0x00003ff0
|
#.set volatile
|
#.set volatile
|
sb $a0,0($v0)
|
sb $a0,0($v0)
|
#.set novolatile
|
#.set novolatile
|
j $ra
|
j $ra
|
.end print_char
|
.end print_char
|
.size print_char,.-print_char
|
.size print_char,.-print_char
|
.align 2
|
.align 2
|
.globl print_num
|
.globl print_num
|
.ent print_num
|
.ent print_num
|
print_num:
|
print_num:
|
.frame $sp,40,$ra # vars= 0, regs= 5/0, args= 16, extra= 0
|
.frame $sp,40,$ra # vars= 0, regs= 5/0, args= 16, extra= 0
|
.mask 0x800f0000,-8
|
.mask 0x800f0000,-8
|
.fmask 0x00000000,0
|
.fmask 0x00000000,0
|
subu $sp,$sp,40
|
subu $sp,$sp,40
|
sw $ra,32($sp)
|
sw $ra,32($sp)
|
sw $s3,28($sp)
|
sw $s3,28($sp)
|
sw $s2,24($sp)
|
sw $s2,24($sp)
|
sw $s1,20($sp)
|
sw $s1,20($sp)
|
sw $s0,16($sp)
|
sw $s0,16($sp)
|
move $s2,$a0
|
move $s2,$a0
|
li $s1,1000 # 0x000003e8
|
li $s1,1000 # 0x000003e8
|
li $s3,-858993459 # 0xcccccccd
|
li $s3,-858993459 # 0xcccccccd
|
.L26:
|
.L26:
|
divu $s0,$s2,$s1
|
divu $s0,$s2,$s1
|
addu $a0,$s0,48
|
addu $a0,$s0,48
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
jal print_char
|
jal print_char
|
andi $a0,$a0,0x00ff
|
andi $a0,$a0,0x00ff
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
mult $s0,$s1
|
mult $s0,$s1
|
mflo $v0
|
mflo $v0
|
subu $s2,$s2,$v0
|
subu $s2,$s2,$v0
|
multu $s1,$s3
|
multu $s1,$s3
|
mfhi $v0
|
mfhi $v0
|
srl $s1,$v0,3
|
srl $s1,$v0,3
|
bne $s1,$zero,.L26
|
bne $s1,$zero,.L26
|
lw $ra,32($sp)
|
lw $ra,32($sp)
|
lw $s3,28($sp)
|
lw $s3,28($sp)
|
lw $s2,24($sp)
|
lw $s2,24($sp)
|
lw $s1,20($sp)
|
lw $s1,20($sp)
|
lw $s0,16($sp)
|
lw $s0,16($sp)
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
j $ra
|
j $ra
|
addu $sp,$sp,40
|
addu $sp,$sp,40
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
.end print_num
|
.end print_num
|
.size print_num,.-print_num
|
.size print_num,.-print_num
|
.text
|
.text
|
.align 2
|
.align 2
|
.globl main2
|
.globl main2
|
.ent main2
|
.ent main2
|
main2:
|
main2:
|
.frame $sp,24,$ra # vars= 0, regs= 2/0, args= 16, extra= 0
|
.frame $sp,24,$ra # vars= 0, regs= 2/0, args= 16, extra= 0
|
.mask 0x80010000,-4
|
.mask 0x80010000,-4
|
.fmask 0x00000000,0
|
.fmask 0x00000000,0
|
subu $sp,$sp,24
|
subu $sp,$sp,24
|
sw $ra,20($sp)
|
sw $ra,20($sp)
|
sw $s0,16($sp)
|
sw $s0,16($sp)
|
lui $a0,%hi(.LC0) # high
|
lui $a0,%hi(.LC0) # high
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
jal print
|
jal print
|
addiu $a0,$a0,%lo(.LC0) # low
|
addiu $a0,$a0,%lo(.LC0) # low
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
lw $v1,b
|
lw $v1,b
|
lw $v0,c
|
lw $v0,c
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
beq $v1,$v0,.L30
|
beq $v1,$v0,.L30
|
lui $v0,%hi(f) # high
|
lui $v0,%hi(f) # high
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
addiu $a2,$v0,%lo(f) # low
|
addiu $a2,$v0,%lo(f) # low
|
lw $v0,a
|
lw $v0,a
|
li $v1,1717960704 # 0x66660000
|
li $v1,1717960704 # 0x66660000
|
ori $v1,$v1,0x6667
|
ori $v1,$v1,0x6667
|
mult $v0,$v1
|
mult $v0,$v1
|
mfhi $t0
|
mfhi $t0
|
sra $v1,$t0,1
|
sra $v1,$t0,1
|
sra $v0,$v0,31
|
sra $v0,$v0,31
|
subu $a1,$v1,$v0
|
subu $a1,$v1,$v0
|
lw $a0,c
|
lw $a0,c
|
.L32:
|
.L32:
|
lw $v1,b
|
lw $v1,b
|
sll $v0,$v1,2
|
sll $v0,$v1,2
|
addu $v0,$v0,$a2
|
addu $v0,$v0,$a2
|
sw $a1,0($v0)
|
sw $a1,0($v0)
|
addu $v1,$v1,1
|
addu $v1,$v1,1
|
sw $v1,b
|
sw $v1,b
|
bne $v1,$a0,.L32
|
bne $v1,$a0,.L32
|
.L30:
|
.L30:
|
sw $zero,d
|
sw $zero,d
|
lw $v0,c
|
lw $v0,c
|
sll $v0,$v0,1
|
sll $v0,$v0,1
|
sw $v0,g
|
sw $v0,g
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
beq $v0,$zero,.L44
|
beq $v0,$zero,.L44
|
lui $v0,%hi(f) # high
|
lui $v0,%hi(f) # high
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
addiu $s0,$v0,%lo(f) # low
|
addiu $s0,$v0,%lo(f) # low
|
.L37:
|
.L37:
|
lw $v0,c
|
lw $v0,c
|
sw $v0,b
|
sw $v0,b
|
lw $a3,a
|
lw $a3,a
|
b .L38
|
b .L38
|
.L40:
|
.L40:
|
lw $v1,d
|
lw $v1,d
|
lw $v0,b
|
lw $v0,b
|
mult $v1,$v0
|
mult $v1,$v0
|
mflo $t0
|
mflo $t0
|
sw $t0,d
|
sw $t0,d
|
.L38:
|
.L38:
|
lw $a2,b
|
lw $a2,b
|
sll $a1,$a2,2
|
sll $a1,$a2,2
|
addu $a1,$a1,$s0
|
addu $a1,$a1,$s0
|
lw $v0,0($a1)
|
lw $v0,0($a1)
|
mult $v0,$a3
|
mult $v0,$a3
|
mflo $v0
|
mflo $v0
|
lw $v1,d
|
lw $v1,d
|
addu $v1,$v0,$v1
|
addu $v1,$v0,$v1
|
sw $v1,d
|
sw $v1,d
|
lw $a0,g
|
lw $a0,g
|
addu $v0,$a0,-1
|
addu $v0,$a0,-1
|
sw $v0,g
|
sw $v0,g
|
div $v1,$v1,$v0
|
div $v1,$v1,$v0
|
mfhi $v0
|
mfhi $v0
|
sw $v0,0($a1)
|
sw $v0,0($a1)
|
sw $v1,d
|
sw $v1,d
|
addu $a0,$a0,-2
|
addu $a0,$a0,-2
|
sw $a0,g
|
sw $a0,g
|
addu $a2,$a2,-1
|
addu $a2,$a2,-1
|
sw $a2,b
|
sw $a2,b
|
bne $a2,$zero,.L40
|
bne $a2,$zero,.L40
|
lw $v0,c
|
lw $v0,c
|
addu $v0,$v0,-14
|
addu $v0,$v0,-14
|
sw $v0,c
|
sw $v0,c
|
lw $v0,a
|
lw $v0,a
|
div $v1,$v1,$v0
|
div $v1,$v1,$v0
|
lw $a0,e
|
lw $a0,e
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
jal print_num
|
jal print_num
|
addu $a0,$v1,$a0
|
addu $a0,$v1,$a0
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
lw $v1,d
|
lw $v1,d
|
lw $v0,a
|
lw $v0,a
|
rem $v0,$v1,$v0
|
rem $v0,$v1,$v0
|
sw $v0,e
|
sw $v0,e
|
sw $zero,d
|
sw $zero,d
|
lw $v0,c
|
lw $v0,c
|
sll $v0,$v0,1
|
sll $v0,$v0,1
|
sw $v0,g
|
sw $v0,g
|
bne $v0,$zero,.L37
|
bne $v0,$zero,.L37
|
.L44:
|
.L44:
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
jal print_char
|
jal print_char
|
li $a0,10 # 0x0000000a
|
li $a0,10 # 0x0000000a
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
lui $a0,%hi(.LC1) # high
|
lui $a0,%hi(.LC1) # high
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
jal print
|
jal print
|
addiu $a0,$a0,%lo(.LC1) # low
|
addiu $a0,$a0,%lo(.LC1) # low
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
lui $a0,%hi(.LC2) # high
|
lui $a0,%hi(.LC2) # high
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
jal print
|
jal print
|
addiu $a0,$a0,%lo(.LC2) # low
|
addiu $a0,$a0,%lo(.LC2) # low
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
lw $ra,20($sp)
|
lw $ra,20($sp)
|
lw $s0,16($sp)
|
lw $s0,16($sp)
|
.set noreorder
|
.set noreorder
|
.set nomacro
|
.set nomacro
|
j $ra
|
j $ra
|
addu $sp,$sp,24
|
addu $sp,$sp,24
|
.set macro
|
.set macro
|
.set reorder
|
.set reorder
|
|
|
.end main2
|
.end main2
|
.size main2,.-main2
|
.size main2,.-main2
|
|
|
