powerpc/lib/copy_32.S

16 	lwz	r7,4(r4);	\
20 	stw	r7,4(r6);	\
27 	lwz	r7,4(r4);	\
34 8 ## n ## 4:			\
35 	stw	r7,4(r6);	\
46 	b	104f;				\
49 	b	105f;				\
50 	EX_TABLE(8 ## n ## 0b,9 ## n ## 0b);	\
51 	EX_TABLE(8 ## n ## 1b,9 ## n ## 0b);	\
52 	EX_TABLE(8 ## n ## 2b,9 ## n ## 0b);	\
53 	EX_TABLE(8 ## n ## 3b,9 ## n ## 0b);	\
54 	EX_TABLE(8 ## n ## 4b,9 ## n ## 1b);	\
55 	EX_TABLE(8 ## n ## 5b,9 ## n ## 1b);	\
56 	EX_TABLE(8 ## n ## 6b,9 ## n ## 1b);	\
57 	EX_TABLE(8 ## n ## 7b,9 ## n ## 1b)
68 	addi	r6, r3, -4
72 1:	stwu	r4, 4(r6)
73 	bdnz	1b
76 	sth	r4, 4(r6)
91 	cmplwi	0,r5,4
107 5:	b	2f
108 	patch_site	5b, patch__memset_nocache
119 4:	stwu	r4,4(r6)
120 	bdnz	4b
122 	li	r7,4
125 	bdnz	10b
127 	addi	r5,r5,4
132 1:	stwu	r4,4(r6)
133 	bdnz	1b
139 	bdnz	8b
147 	bdnz	9b
169 1:	b	generic_memcpy
170 	patch_site	1b, patch__memcpy_nocache
176 	crand	0,0,4			/* cr0.lt &= cr1.lt */
179 	addi	r4,r4,-4
180 	addi	r6,r3,-4
191 70:	lbz	r9,4(r4)		/* do some bytes */
195 	bdnz	70b
199 72:	lwzu	r9,4(r4)		/* do some words */
200 	stwu	r9,4(r6)
201 	bdnz	72b
205 	li	r11,4
224 	bdnz	53b
229 30:	lwzu	r0,4(r4)
230 	stwu	r0,4(r6)
231 	bdnz	30b
240 	bdnz	40b
249 	addi	r6,r3,-4
250 	addi	r4,r4,-4
255 1:	lwz	r7,4(r4)
257 	stw	r7,4(r6)
259 	bdnz	1b
261 2:	cmplwi	0,r5,4
263 	lwzu	r0,4(r4)
264 	addi	r5,r5,-4
265 	stwu	r0,4(r6)
271 4:	lbzu	r0,1(r4)
273 	bdnz	4b
275 5:	subfic	r0,r0,4
277 6:	lbz	r7,4(r4)
279 	stb	r7,4(r6)
281 	bdnz	6b
284 	beq	2b
286 	b	1b
296 1:	lwz	r7,-4(r4)
298 	stw	r7,-4(r6)
300 	bdnz	1b
302 2:	cmplwi	0,r5,4
304 	lwzu	r0,-4(r4)
305 	subi	r5,r5,4
306 	stwu	r0,-4(r6)
310 4:	lbzu	r0,-1(r4)
312 	bdnz	4b
317 	bdnz	6b
320 	beq	2b
322 	b	1b
325 	addi	r4,r4,-4
326 	addi	r6,r3,-4
336 70:	lbz	r9,4(r4)		/* do some bytes */
337 71:	stb	r9,4(r6)
340 	bdnz	70b
345 72:	lwzu	r9,4(r4)		/* do some words */
346 73:	stwu	r9,4(r6)
347 	bdnz	72b
349 	EX_TABLE(70b,100f)
350 	EX_TABLE(71b,101f)
351 	EX_TABLE(72b,102f)
352 	EX_TABLE(73b,103f)
356 	li	r11,4
360 	li	r3,4
375 	bdnz	111b
387 	EX_TABLE(54b,105f)
396 	COPY_16_BYTES_WITHEX(4)
403 	bdnz	53b
405 	li	r3,4
407 	bne	114b
412 30:	lwzu	r0,4(r4)
413 31:	stwu	r0,4(r6)
414 	bdnz	30b
419 40:	lbz	r0,4(r4)
420 41:	stb	r0,4(r6)
423 	bdnz	40b
429 	b	90f
434 	b	99f
437 	b	91f
441 	b	99f
454 	COPY_16_BYTES_EXCODE(4)
464 	b	92f
471 	b	106f
474 	b	93f
479 	b	99f
482 	b	94f
499 130:	lbz	r0,4(r4)
500 131:	stb	r0,4(r6)
503 	bdnz	130b
504 /* then clear out the destination: r3 bytes starting at 4(r6) */
508 	EX_TABLE(30b,108b)
509 	EX_TABLE(31b,109b)
510 	EX_TABLE(40b,110b)
511 	EX_TABLE(41b,111b)
512 	EX_TABLE(130b,132b)
513 	EX_TABLE(131b,120b)