rminnichinitial1fcdf7916 years agoHistory
57 lines · 816 B · Assembly
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#define	EXCB	WORD	$0x60000400		/* until 7a/7l catch up */ TEXT	getfsr(SB), $8	EXCB	MOVT	FPCR, F0	EXCB	MOVT	F0, tmp-8(SP)	MOVL	tmp-4(SP), R1	MOVQ	$0x01e00000, R2	AND		R2, R1, R0	RET TEXT	setfsr(SB), $8	MOVQ	$0x01e00000, R2	EXCB	MOVT	FPCR, F0	EXCB	MOVT	F0, tmp-8(SP)	MOVL	tmp-4(SP), R1	ANDNOT	R2, R1, R3	AND		R2, R0, R4	OR		R3, R4, R5	MOVL	R5, tmp-4(SP)	MOVT	tmp-8(SP), F0	EXCB	MOVT	F0, FPCR	EXCB	RET TEXT	getfcr(SB), $8	EXCB	MOVT	FPCR, F0	EXCB	MOVT	F0, tmp-8(SP)	MOVL	tmp-4(SP), R1	MOVQ	$0x700c0000, R2	AND		R2, R1, R0	XOR		R2, R0	RET TEXT	setfcr(SB), $8	MOVQ	$0x700c0000, R2	XOR		R2, R0	EXCB	MOVT	FPCR, F0	EXCB	MOVT	F0, tmp-8(SP)	MOVL	tmp-4(SP), R1	ANDNOT	R2, R1, R3	AND		R2, R0, R4	OR		R3, R4, R5	MOVL	R5, tmp-4(SP)	MOVT	tmp-8(SP), F0	EXCB	MOVT	F0, FPCR	EXCB	RET