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; ###----------------------------------------------------------------###
; # file : and000.u #
; # date : Mar 26 1996 #
; # descr. : functional test for mips #
; ###----------------------------------------------------------------###
.org 0x00400000
.start init
; ###--------------------------------------------------------###
; # Test of AND instruction in 4 steps #
; ###--------------------------------------------------------###
un .equ 1
deux .equ 2
trois .equ 3
mask .equ 0xffff ;mask = -1
mask1 .equ 0x00ff ;mask = -1
mask2 .equ 0xff00 ;mask = -1
init:
addiu r5 , r0 , mask ;r5 = -1
addiu r6 , r0 , un ;r6 = 1
and r7 , r6 , r5 ;r7 = 1
bne r6 , r7, bad
nop
addiu r8 , r0 , mask1
addiu r3 , r0 , mask2
and r9 , r3 , r8 ;r9 = 0
bne r0, r9, bad
nop
addiu r5 , r0 , un ;r5 = 1
addiu r6 , r0 , trois ;r6 = 3
and r8 , r6 , r5 ;r8 = 1
bne r5,r8, bad
nop
addiu r7 , r0 , deux ;r7 = 2
addiu r9 , r0 , trois ;r9 = 3
and r6 , r9 , r7 ;r6 = 2
bne r6,r7, bad
nop
j good
nop
.org 0x004000d0
good: j good
nop
bad: j bad
nop
.end
|
