1112 static int emulate_string_inst(struct pt_regs *regs, u32 instword)  in emulate_string_inst()  argument
1114 	u8 rT = (instword >> 21) & 0x1f;  in emulate_string_inst()
1115 	u8 rA = (instword >> 16) & 0x1f;  in emulate_string_inst()
1116 	u8 NB_RB = (instword >> 11) & 0x1f;  in emulate_string_inst()
1122 	if ((instword & PPC_INST_STRING_MASK) == PPC_INST_LSWX)  in emulate_string_inst()
1128 	switch (instword & PPC_INST_STRING_MASK) {  in emulate_string_inst()
1151 		switch ((instword & PPC_INST_STRING_MASK)) {  in emulate_string_inst()
1184 static int emulate_popcntb_inst(struct pt_regs *regs, u32 instword)  in emulate_popcntb_inst()  argument
1189 	ra = (instword >> 16) & 0x1f;  in emulate_popcntb_inst()
1190 	rs = (instword >> 21) & 0x1f;  in emulate_popcntb_inst()
1201 static int emulate_isel(struct pt_regs *regs, u32 instword)  in emulate_isel()  argument
1203 	u8 rT = (instword >> 21) & 0x1f;  in emulate_isel()
1204 	u8 rA = (instword >> 16) & 0x1f;  in emulate_isel()
1205 	u8 rB = (instword >> 11) & 0x1f;  in emulate_isel()
1206 	u8 BC = (instword >> 6) & 0x1f;  in emulate_isel()
1242 	u32 instword;  in emulate_instruction()  local
1249 	if (get_user(instword, (u32 __user *)(regs->nip)))  in emulate_instruction()
1253 	if ((instword & PPC_INST_MFSPR_PVR_MASK) == PPC_INST_MFSPR_PVR) {  in emulate_instruction()
1255 		rd = (instword >> 21) & 0x1f;  in emulate_instruction()
1261 	if ((instword & PPC_INST_DCBA_MASK) == PPC_INST_DCBA) {  in emulate_instruction()
1267 	if ((instword & PPC_INST_MCRXR_MASK) == PPC_INST_MCRXR) {  in emulate_instruction()
1268 		int shift = (instword >> 21) & 0x1c;  in emulate_instruction()
1278 	if ((instword & PPC_INST_STRING_GEN_MASK) == PPC_INST_STRING) {  in emulate_instruction()
1283 		return emulate_string_inst(regs, instword);  in emulate_instruction()
1287 	if ((instword & PPC_INST_POPCNTB_MASK) == PPC_INST_POPCNTB) {  in emulate_instruction()
1289 		return emulate_popcntb_inst(regs, instword);  in emulate_instruction()
1293 	if ((instword & PPC_INST_ISEL_MASK) == PPC_INST_ISEL) {  in emulate_instruction()
1295 		return emulate_isel(regs, instword);  in emulate_instruction()
1299 	if ((instword & PPC_INST_SYNC_MASK) == PPC_INST_SYNC) {  in emulate_instruction()
1307 	if ((((instword & PPC_INST_MFSPR_DSCR_USER_MASK) ==  in emulate_instruction()
1309 	     ((instword & PPC_INST_MFSPR_DSCR_MASK) ==  in emulate_instruction()
1313 		rd = (instword >> 21) & 0x1f;  in emulate_instruction()
1318 	if ((((instword & PPC_INST_MTSPR_DSCR_USER_MASK) ==  in emulate_instruction()
1320 	     ((instword & PPC_INST_MTSPR_DSCR_MASK) ==  in emulate_instruction()
1324 		rd = (instword >> 21) & 0x1f;  in emulate_instruction()
1635 	u32 instword, rd;  in facility_unavailable_exception()  local
1679 		if (get_user(instword, (u32 __user *)(regs->nip))) {  in facility_unavailable_exception()
1685 		if ((instword & PPC_INST_MTSPR_DSCR_USER_MASK)  in facility_unavailable_exception()
1687 			rd = (instword >> 21) & 0x1f;  in facility_unavailable_exception()
1695 		if ((instword & PPC_INST_MFSPR_DSCR_USER_MASK)  in facility_unavailable_exception()