include/asm/asm-macros.h

14  * ANDs reg2 with mask and places the result in reg1.
16  * You cannnot use the same register for reg1 & reg2.
19 .macro ANDI32	reg1, reg2, mask
22 		movhi	\reg1, %hi(\mask)
23 		movui	\reg1, %lo(\mask)
24 		and	\reg1, \reg1, \reg2
26 		andi	\reg1, \reg2, %lo(\mask)
29 	andhi	\reg1, \reg2, %hi(\mask)
34  * ORs reg2 with mask and places the result in reg1.
36  * It is safe to use the same register for reg1 & reg2.
39 .macro ORI32	reg1, reg2, mask
42 		orhi	\reg1, \reg2, %hi(\mask)
43 		ori	\reg1, \reg2, %lo(\mask)
45 		ori	\reg1, \reg2, %lo(\mask)
48 	orhi	\reg1, \reg2, %hi(\mask)
53  * XORs reg2 with mask and places the result in reg1.
55  * It is safe to use the same register for reg1 & reg2.
58 .macro XORI32	reg1, reg2, mask
61 		xorhi	\reg1, \reg2, %hi(\mask)
62 		xori	\reg1, \reg1, %lo(\mask)
64 		xori	\reg1, \reg2, %lo(\mask)
67 	xorhi	\reg1, \reg2, %hi(\mask)
75  * It is safe to use the same register for reg1 & reg2.
78 .macro BT	reg1, reg2, bit
83 		andi	\reg1, \reg2, (1 << \bit)
85 		andhi	\reg1, \reg2, (1 << (\bit - 16))
92  * bit is zero.  The result of the bit test is stored in reg1.
94  * It is safe to use the same register for reg1 & reg2.
97 .macro BTBZ	reg1, reg2, bit, label
98 	BT	\reg1, \reg2, \bit
99 	beq	\reg1, r0, \label
104  * bit is non-zero.  The result of the bit test is stored in reg1.
106  * It is safe to use the same register for reg1 & reg2.
109 .macro BTBNZ	reg1, reg2, bit, label
110 	BT	\reg1, \reg2, \bit
111 	bne	\reg1, r0, \label
116  * The result of the bit test is stored in reg1.
118  * It is NOT safe to use the same register for reg1 & reg2.
121 .macro BTC	reg1, reg2, bit
126 		andi	\reg1, \reg2, (1 << \bit)
129 		andhi	\reg1, \reg2, (1 << (\bit - 16))
137  * The result of the bit test is stored in reg1.
139  * It is NOT safe to use the same register for reg1 & reg2.
142 .macro BTS	reg1, reg2, bit
147 		andi	\reg1, \reg2, (1 << \bit)
150 		andhi	\reg1, \reg2, (1 << (\bit - 16))
158  * The result of the bit test is stored in reg1.
160  * It is NOT safe to use the same register for reg1 & reg2.
163 .macro BTR	reg1, reg2, bit
168 		andi	\reg1, \reg2, (1 << \bit)
171 		andhi	\reg1, \reg2, (1 << (\bit - 16))
179  * The result of the bit test is stored in reg1.  If the
182  * It is NOT safe to use the same register for reg1 & reg2.
185 .macro BTCBZ	reg1, reg2, bit, label
186 	BTC	\reg1, \reg2, \bit
187 	beq	\reg1, r0, \label
192  * The result of the bit test is stored in reg1.  If the
195  * It is NOT safe to use the same register for reg1 & reg2.
198 .macro BTCBNZ	reg1, reg2, bit, label
199 	BTC	\reg1, \reg2, \bit
200 	bne	\reg1, r0, \label
205  * The result of the bit test is stored in reg1.  If the
208  * It is NOT safe to use the same register for reg1 & reg2.
211 .macro BTSBZ	reg1, reg2, bit, label
212 	BTS	\reg1, \reg2, \bit
213 	beq	\reg1, r0, \label
218  * The result of the bit test is stored in reg1.  If the
221  * It is NOT safe to use the same register for reg1 & reg2.
224 .macro BTSBNZ	reg1, reg2, bit, label
225 	BTS	\reg1, \reg2, \bit
226 	bne	\reg1, r0, \label
231  * The result of the bit test is stored in reg1.  If the
234  * It is NOT safe to use the same register for reg1 & reg2.
237 .macro BTRBZ	reg1, reg2, bit, label
238 	BTR	\reg1, \reg2, \bit
239 	bne	\reg1, r0, \label
244  * The result of the bit test is stored in reg1.  If the
247  * It is NOT safe to use the same register for reg1 & reg2.
250 .macro BTRBNZ	reg1, reg2, bit, label
251 	BTR	\reg1, \reg2, \bit
252 	bne	\reg1, r0, \label
256  * Tests the bits in mask against reg2 stores the result in reg1.
259  * It is safe to use the same register for reg1 & reg2.
262 .macro TSTBZ	reg1, reg2, mask, label
263 	ANDI32	\reg1, \reg2, \mask
264 	beq	\reg1, r0, \label
268  * Tests the bits in mask against reg2 stores the result in reg1.
271  * It is safe to use the same register for reg1 & reg2.
274 .macro TSTBNZ	reg1, reg2, mask, label
275 	ANDI32	\reg1, \reg2, \mask
276 	bne	\reg1, r0, \label