sh4a-dsp.s

GNU binutils是GNU交叉工具链中的一个源码包

	.text
	.p2align 2

	movli.l @r1,r0
	movco.l	r0,@r0

	movli.l @r6,r0
	movco.l r0,@r3

	movli.l @r10,r0
	movco.l r0,@r12

	movua.l @r0,r0
	movua.l @r13,r0
	movua.l @r7,r0

	movua.l @r5+,r0
	movua.l @r2+,r0
	movua.l @r11+,r0

	icbi	@r4
	icbi	@r15
	icbi	@r2

	prefi	@r5
	prefi	@r10

	synco

# Instructions present in SH4 but not in SH3-DSP
	ldc	r5,dbr
	ldc.l	@r10+,dbr
	stc	sgr,r11
	stc.l	sgr,@-r9
	stc	dbr,r2
	stc.l	dbr,@-r6
	
	movca.l	r0,@r3
	ocbi	@r12
	ocbp	@r7
	ocbwb	@r13
	pref	@r14