loongarch/kernel/fpu.S

100 	.macro sc_save_fcc thread tmp0 tmp1
101 	movcf2gr	\tmp0, $fcc0
102 	move		\tmp1, \tmp0
103 	movcf2gr	\tmp0, $fcc1
104 	bstrins.w	\tmp1, \tmp0, 15, 8
105 	movcf2gr	\tmp0, $fcc2
106 	bstrins.w	\tmp1, \tmp0, 23, 16
107 	movcf2gr	\tmp0, $fcc3
108 	bstrins.w	\tmp1, \tmp0, 31, 24
110 	movcf2gr	\tmp0, $fcc4
111 	move		\tmp1, \tmp0
112 	movcf2gr	\tmp0, $fcc5
113 	bstrins.w	\tmp1, \tmp0, 15, 8
114 	movcf2gr	\tmp0, $fcc6
115 	bstrins.w	\tmp1, \tmp0, 23, 16
116 	movcf2gr	\tmp0, $fcc7
117 	bstrins.w	\tmp1, \tmp0, 31, 24
121 	.macro sc_restore_fcc thread tmp0 tmp1
122 	EX	ld.w	\tmp0, \thread, THREAD_FCC
123 	bstrpick.w	\tmp1, \tmp0, 7, 0
125 	bstrpick.w	\tmp1, \tmp0, 15, 8
127 	bstrpick.w	\tmp1, \tmp0, 23, 16
129 	bstrpick.w	\tmp1, \tmp0, 31, 24
131 	EX	ld.w	\tmp0, \thread, (THREAD_FCC + 4)
132 	bstrpick.w	\tmp1, \tmp0, 7, 0
134 	bstrpick.w	\tmp1, \tmp0, 15, 8
136 	bstrpick.w	\tmp1, \tmp0, 23, 16
138 	bstrpick.w	\tmp1, \tmp0, 31, 24
142 	.macro sc_save_fcc base, tmp0, tmp1
143 	movcf2gr	\tmp0, $fcc0
144 	move		\tmp1, \tmp0
145 	movcf2gr	\tmp0, $fcc1
146 	bstrins.d	\tmp1, \tmp0, 15, 8
147 	movcf2gr	\tmp0, $fcc2
148 	bstrins.d	\tmp1, \tmp0, 23, 16
149 	movcf2gr	\tmp0, $fcc3
150 	bstrins.d	\tmp1, \tmp0, 31, 24
151 	movcf2gr	\tmp0, $fcc4
152 	bstrins.d	\tmp1, \tmp0, 39, 32
153 	movcf2gr	\tmp0, $fcc5
154 	bstrins.d	\tmp1, \tmp0, 47, 40
155 	movcf2gr	\tmp0, $fcc6
156 	bstrins.d	\tmp1, \tmp0, 55, 48
157 	movcf2gr	\tmp0, $fcc7
158 	bstrins.d	\tmp1, \tmp0, 63, 56
162 	.macro sc_restore_fcc base, tmp0, tmp1
163 	EX	ld.d	\tmp0, \base, 0
164 	bstrpick.d	\tmp1, \tmp0, 7, 0
166 	bstrpick.d	\tmp1, \tmp0, 15, 8
168 	bstrpick.d	\tmp1, \tmp0, 23, 16
170 	bstrpick.d	\tmp1, \tmp0, 31, 24
172 	bstrpick.d	\tmp1, \tmp0, 39, 32
174 	bstrpick.d	\tmp1, \tmp0, 47, 40
176 	bstrpick.d	\tmp1, \tmp0, 55, 48
178 	bstrpick.d	\tmp1, \tmp0, 63, 56
183 	.macro sc_save_fcsr base, tmp0  argument
184 	movfcsr2gr	\tmp0, fcsr0
185 	EX	st.w	\tmp0, \base, 0
188 	andi		\tmp0, \tmp0, FPU_CSR_TM
189 	beqz		\tmp0, 1f
195 	.macro sc_restore_fcsr base, tmp0  argument
196 	EX	ld.w	\tmp0, \base, 0
197 	movgr2fcsr	fcsr0, \tmp0