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;;;;;;;;
;;; tests the over/underflow conditions on various operations
.data
vSiz 8
n1 -1
space1 0 0 0 0 0 0 0 ; space is added to load this as a vector
max 0x7FFFFFFF
space2 0 0 0 0 0 0 0
min 0x80000000
.text
load $4 vSiz($0)
load $5 max($0)
load $6 min($0)
load $9 n1($0)
addi $7 $0 max
srdl $17 $7 $16
addi $7 $0 min
srdl $18 $7 $16
addi $7 $0 n1
srdl $19 $7 $16
addi $7 $0 1
addi $8 $0 -1
jrl ADDROVER
WIN:
nop
nop
nop
quot $0 $0 $0
ADDROVER:
add $0 $5 $7
bof SUBRUNDER
jrl DIE
SUBRUNDER:
sub $0 $6 $7
buf MULROK
jrl DIE
MULROK:
mul $0 $5 $7
buf DIE
jrl MULVROVER
MULVROVER:
mulv $16 $18 $19
bof DIVVIOVER
jrl DIE
DIVVIOVER:
divv $16 $18 $19
bof WIN
jrl DIE
DIE:
nop
nop
nop
|
