Sun Microsystems UltraSPARC-I - Page 245

Sun Microelectronics
230
UltraSPARC User’s Manual
13.6.4 Block Load and Store Instructions
Format (3) LDDFA:
Format (3) STDFA:
Opcode imm_asi ASI Value Operation
LDDFA
STDFA
ASI_BLK_AIUP 70
16
64-byte block load/store from/ to primary
address space, user privilege
LDDFA
STDFA
ASI_BLK_AIUS 71
16
64-byte block load/store from/ to secondary
address space, user privilege
LDDFA
STDFA
ASI_BLK_AIUPL 78
16
64-byte block load/store from/ to primary
address space, user privilege, little-
endian
LDDFA
STDFA
ASI_BLK_AIUSL 79
16
64-byte block load/store from/ to secondary
address space, user privilege, little-
endian
LDDFA
STDFA
ASI_BLK_P F0
16
64-byte block load/store from/to primary
address space
LDDFA
STDFA
ASI_BLK_S F1
16
64-byte block load/store from/ to secondary
address space
LDDFA
STDFA
ASI_BLK_PL F8
16
64-byte block load/store from/to primary
address space, little-endian
LDDFA
STDFA
ASI_BLK_SL F9
16
64-byte block load/store from/to secondary
address space, little-endian
STDFA
ASI_BLK_COMMIT_P E0
16
64-byte block commit store to primary
address space
STDFA
ASI_BLK_COMMIT_S E1
16
64-byte block commit store to secondary
address space
Suggested Assembly Language Syntax
ldda [ reg_addr ] imm_asi , freg
rd
ldda [ reg_plus_imm ] %asi, freg
rd
stda freg
rd
,[ reg_addr ] imm_asi
stda freg
rd
,[ reg_plus_imm ] %asi
11 11 0011 rs2rd rs1
4
imm_asi
5
i=0
11 11 0011rd rs1
31 141924 18 13 02530 29
simm_13
i=1
12
11 11 0111 rs2rd rs1
4
imm_asi
5
i=0
11 11 0111rd rs1
31 141924 18 13 02530 29
simm_13
i=1
12
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