arm6.s

来自「Linux下嵌入式开发工具源代码」· S 代码 · 共 13 行

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	mrs	r8, cpsr
	mrseq	r9, cpsr_all
	mrs	r2, spsr

	msr	cpsr, r1
	msrne	cpsr_flg, #0xf0000000
	msr	spsr_flg, r8
	msr	spsr_all, r9