sun4u/cpu/cheetah_copy.s

754 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
767 	  cmp	%o2, %o3			! if length <= limit
780 	  cmp	%o2, %o3			! if length <= limit
791 	  cmp	%o2, %o3			! if length <= limit
801 	  cmp	%o2, %o3			! if length <= limit
837 	ldx	[%fp + STACK_BIAS - SAVED_GSR_OFFSET], %o2	! restore gsr
838 	wr	%o2, 0, %gsr
845 	BLD_FPQ1Q3_FROMSTACK(%o2)
938 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
951 	  cmp	%o2, %o3			! if length <= limit
964 	  cmp	%o2, %o3			! if length <= limit
975 	  cmp	%o2, %o3			! if length <= limit
985 	  cmp	%o2, %o3			! if length <= limit
1003 	cmp	%o2, SHORTCOPY		! check for really short case
1005 	  cmp	%o2, CHKSIZE		! check for medium length cases
1011 	  sub	%o2, 3, %o2		! adjust count to allow cc zero test
1015 	subcc	%o2, 4, %o2		! reduce count by 4
1025 	add	%o2, 3, %o2		! restore count
1027 	tst	%o2
1029 	  deccc	%o2			! reduce count for cc test
1034 	deccc	%o2			! check for more
1050 	subcc	%o2, 8, %o2		! update count
1057 	addcc	%o2, 7, %o2		! restore count
1059 	  deccc	%o2
1062 	  subcc	%o2, 2, %o2		! reduce count by 2
1068 	addcc	%o2, 1, %o2		! restore count
1081 	subcc	%o2, 4, %o2		! update count
1084 	addcc	%o2, 3, %o2		! restore count
1087 	deccc	%o2			! reduce count for cc test
1092 	deccc	%o2
1127 	  dec	%o2
1136 	sub	%o2, 4, %o2		! reduce count by 4
1141 	sub	%o2, 31, %o2		! adjust count to allow cc zero test
1145 	subcc	%o2, 32, %o2		! reduce count by 32
1155 	addcc	%o2, 24, %o2		! restore count to long word offset
1160 	subcc	%o2, 8, %o2		! reduce count by 8
1166 	addcc	%o2, 7, %o2		! restore rest of count
1168 	  deccc	%o2
1186 	  dec	%o2
1191 	sub	%o2, 15, %o2		! adjust count to allow cc zero test
1195 	subcc	%o2, 16, %o2		! reduce count by 16
1205 	addcc	%o2, 12, %o2		! restore count to word offset
1210 	subcc	%o2, 4, %o2		! reduce count by 4
1216 	addcc	%o2, 3, %o2		! restore rest of count
1218 	  deccc	%o2
1233 	dec	%o2
1238 	sub	%o2, 7, %o2		! adjust count to allow cc zero test
1242 	subcc	%o2, 8, %o2		! reduce count by 8
1252 	addcc	%o2, 7, %o2		! restore count
1254 	  deccc	%o2
1278 	sethi	%hi(.copyerr), %o2
1279 	or	%o2, %lo(.copyerr), %o2
1281 	stn	%o2, [THREAD_REG + T_LOFAULT]	! install new vector
1298 	rd	%fprs, %o2		! check for unused fp
1299 	st	%o2, [%fp + STACK_BIAS - SAVED_FPRS_OFFSET] ! save orig %fprs
1300 	btst	FPRS_FEF, %o2
1304 	BST_FPQ1Q3_TOSTACK(%o2)
1307 	rd	%gsr, %o2
1308 	stx	%o2, [%fp + STACK_BIAS - SAVED_GSR_OFFSET]	! save gsr
1476 	FPRAS_INTERVAL(FPRAS_BCOPY, 0, %l5, %o2, %o3, %o4, %o5, 8)
1477 	FPRAS_REWRITE_TYPE2Q1(0, %l5, %o2, %o3, 8, 9)
1480 	ldx	[%fp + STACK_BIAS - SAVED_GSR_OFFSET], %o2	! restore gsr
1481 	wr	%o2, 0, %gsr
1488 	BLD_FPQ1Q3_FROMSTACK(%o2)
1521 	tst	%o2			! check count
1530 2:	cmp	%o2, %o3		! cmp size and abs(from - to)
1543 	deccc	%o2			! dec count
1553 	deccc	%o2			! dec count
1554 	ldub	[%o0 + %o2], %o3	! get byte at end of src
1556 	  stb	%o3, [%o1 + %o2]	! delay slot, store at end of dst
1687 	FPRAS_INTERVAL(FPRAS_PGCOPY, 1, %l5, %o2, %o3, %o4, %o5, 8)
1688 	FPRAS_REWRITE_TYPE1(1, %l5, %f32, %o2, 9)
1804 	ldx	[%fp + STACK_BIAS - SAVED_GSR_OFFSET], %o2
1805 	wr	%o2, 0, %gsr    	! restore gsr
1812 	BLD_FPQ2Q4_FROMSTACK(%o2)
1848 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
1861 	  cmp	%o2, %o3			! if length <= limit
1874 	  cmp	%o2, %o3			! if length <= limit
1885 	  cmp	%o2, %o3			! if length <= limit
1895 	  cmp	%o2, %o3			! if length <= limit
1913 	cmp	%o2, SHORTCOPY		! check for really short case
1915 	  mov	%o2, SM_SAVE_COUNT
1916 	cmp	%o2, CHKSIZE		! check for medium length cases
1922 	  sub	%o2, 3, %o2		! adjust count to allow cc zero test
1925 	subcc	%o2, 4, %o2		! reduce count by 4
1939 	add	%o2, 3, %o2		! restore count
1941 	tst	%o2
1945 	deccc	%o2			! reduce count for cc test
1949 	deccc	%o2
1964 	subcc	%o2, 8, %o2		! update count
1972 	addcc	%o2, 7, %o2		! restore count
1975 	deccc	%o2
1978 	  subcc	%o2, 2, %o2		! reduce count by 2
1984 	addcc	%o2, 1, %o2		! restore count
1996 	subcc	%o2, 4, %o2		! update count
1999 	addcc	%o2, 3, %o2		! restore count
2002 	deccc	%o2			! reduce count for cc test
2008 	deccc	%o2
2044 	  dec	%o2
2053 	sub	%o2, 4, %o2		! reduce count by 4
2058 	sub	%o2, 31, %o2		! adjust count to allow cc zero test
2064 	subcc	%o2, 32, %o2		! reduce count by 32
2078 	addcc	%o2, 24, %o2		! restore count to long word offset
2083 	subcc	%o2, 8, %o2		! reduce count by 8
2089 	addcc	%o2, 7, %o2		! restore rest of count
2091 	  deccc	%o2
2111 	  dec	%o2
2116 	sub	%o2, 15, %o2		! adjust count to allow cc zero test
2119 	subcc	%o2, 16, %o2		! reduce count by 16
2133 	addcc	%o2, 12, %o2		! restore count to word offset
2138 	subcc	%o2, 4, %o2		! reduce count by 4
2144 	addcc	%o2, 3, %o2		! restore rest of count
2146 	  deccc	%o2
2164 	dec	%o2
2169 	sub	%o2, 7, %o2		! adjust count to allow cc zero test
2172 	subcc	%o2, 8, %o2		! reduce count by 8
2186 	addcc	%o2, 7, %o2		! restore count
2188 	  deccc	%o2
2203 	mov	SM_SAVE_COUNT, %o2
2247 	rd	%fprs, %o2		! check for unused fp
2248 	st	%o2, [%fp + STACK_BIAS - SAVED_FPRS_OFFSET] ! save orig %fprs
2249 	btst	FPRS_FEF, %o2
2253 	BST_FPQ2Q4_TOSTACK(%o2)
2256 	rd	%gsr, %o2
2257 	stx	%o2, [%fp + STACK_BIAS - SAVED_GSR_OFFSET]	! save gsr
2422 	FPRAS_INTERVAL(FPRAS_COPYOUT, 0, %l5, %o2, %o3, %o4, %o5, 8)
2423 	FPRAS_REWRITE_TYPE2Q2(0, %l5, %o2, %o3, 8, 9)
2426 	ldx	[%fp + STACK_BIAS - SAVED_GSR_OFFSET], %o2
2427 	wr	%o2, 0, %gsr		! restore gsr
2434 	BLD_FPQ2Q4_FROMSTACK(%o2)
2483 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
2496 	  cmp	%o2, %o3			! if length <= limit
2509 	  cmp	%o2, %o3			! if length <= limit
2520 	  cmp	%o2, %o3			! if length <= limit
2530 	  cmp	%o2, %o3			! if length <= limit
2572 	mov	SM_SAVE_COUNT, %o2
2605 	subcc	%g0, %o2, %o3
2606 	add	%o0, %o2, %o0
2608 	  sub	%o2, 1, %o4
2610 	add	%o1, %o2, %o1
2643 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
2656 	  cmp	%o2, %o3			! if length <= limit
2669 	  cmp	%o2, %o3			! if length <= limit
2680 	  cmp	%o2, %o3			! if length <= limit
2690 	  cmp	%o2, %o3			! if length <= limit
2708 	cmp	%o2, SHORTCOPY		! check for really short case
2710 	  mov	%o2, SM_SAVE_COUNT
2711 	cmp	%o2, CHKSIZE		! check for medium length cases
2717 	  sub	%o2, 3, %o2		! adjust count to allow cc zero test
2720 	subcc	%o2, 4, %o2		! reduce count by 4
2734 	add	%o2, 3, %o2		! restore count
2736 	tst	%o2
2740 	deccc	%o2			! reduce count for cc test
2745 	deccc	%o2
2759 	subcc	%o2, 8, %o2		! update count
2767 	addcc	%o2, 7, %o2		! restore count
2770 	deccc	%o2
2773 	  subcc	%o2, 2, %o2		! reduce count by 2
2779 	addcc	%o2, 1, %o2		! restore count
2791 	subcc	%o2, 4, %o2		! update count
2794 	addcc	%o2, 3, %o2		! restore count
2797 	deccc	%o2			! reduce count for cc test
2804 	deccc	%o2
2839 	  dec	%o2
2848 	sub	%o2, 4, %o2		! reduce count by 4
2853 	sub	%o2, 31, %o2		! adjust count to allow cc zero test
2856 	subcc	%o2, 32, %o2		! reduce count by 32
2870 	addcc	%o2, 24, %o2		! restore count to long word offset
2875 	subcc	%o2, 8, %o2		! reduce count by 8
2881 	addcc	%o2, 7, %o2		! restore rest of count
2883 	  deccc	%o2
2903 	  dec	%o2
2908 	sub	%o2, 15, %o2		! adjust count to allow cc zero test
2911 	subcc	%o2, 16, %o2		! reduce count by 16
2925 	addcc	%o2, 12, %o2		! restore count to word offset
2930 	subcc	%o2, 4, %o2		! reduce count by 4
2936 	addcc	%o2, 3, %o2		! restore rest of count
2938 	  deccc	%o2
2955 	dec	%o2
2960 	sub	%o2, 7, %o2		! adjust count to allow cc zero test
2963 	subcc	%o2, 8, %o2		! reduce count by 8
2977 	addcc	%o2, 7, %o2		! restore count
2979 	  deccc	%o2
2990 	mov	SM_SAVE_COUNT, %o2
3035 	rd	%fprs, %o2		! check for unused fp
3036 	st	%o2, [%fp + STACK_BIAS - SAVED_FPRS_OFFSET] ! save orig %fprs
3037 	btst	FPRS_FEF, %o2
3041 	BST_FPQ2Q4_TOSTACK(%o2)
3044 	rd	%gsr, %o2
3045 	stx	%o2, [%fp + STACK_BIAS - SAVED_GSR_OFFSET]	! save gsr
3210 	FPRAS_INTERVAL(FPRAS_COPYIN, 1, %l5, %o2, %o3, %o4, %o5, 8)
3211 	FPRAS_REWRITE_TYPE1(1, %l5, %f48, %o2, 9)
3214 	ldx	[%fp + STACK_BIAS - SAVED_GSR_OFFSET], %o2	! restore gsr
3215 	wr	%o2, 0, %gsr
3222 	BLD_FPQ2Q4_FROMSTACK(%o2)
3270 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
3283 	  cmp	%o2, %o3			! if length <= limit
3296 	  cmp	%o2, %o3			! if length <= limit
3307 	  cmp	%o2, %o3			! if length <= limit
3317 	  cmp	%o2, %o3			! if length <= limit
3359 	mov	SM_SAVE_COUNT, %o2
3392 	subcc	%g0, %o2, %o3
3393 	add	%o0, %o2, %o0
3395 	  sub	%o2, 1, %o4
3397 	add	%o1, %o2, %o1
3437 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
3450 	  cmp	%o2, %o3			! if length <= limit
3463 	  cmp	%o2, %o3			! if length <= limit
3474 	  cmp	%o2, %o3			! if length <= limit
3484 	  cmp	%o2, %o3			! if length <= limit
3535 	cmp	%o2, VIS_COPY_THRESHOLD		! check for leaf rtn case
3548 	  cmp	%o2, %o3			! if length <= limit
3561 	  cmp	%o2, %o3			! if length <= limit
3572 	  cmp	%o2, %o3			! if length <= limit
3582 	  cmp	%o2, %o3			! if length <= limit
3743 	ldxa	[%o0]ASI_MEM, %o2
3754 	stxa	%o2, [%o1]ASI_MEM