Cirrus Logic EP93xx - Manual (Page 89)

DS785UM1 3-19
Copyright 2007 Cirrus Logic
MaverickCrunch Co-Processor
EP93xx User’s Guide
3
3
3
Moves from
accumulator
CDP
cfmv32al CRd, CRn Move accumulator CRn[31:0] to 32-bit integer CRd[31:0]
cfmv32am CRd, CRn Move accumulator CRn[63:32] to 32-bit integer CRd[31:0]
cfmv32ah CRd, CRn Move accumulator CRn[71:64] to lower 8 bits of 32-bit integer CRd[31:0]
cfmv32a CRd, CRn
Saturate to 32-bit integer and move accumulator CRn[31:0] to 32-bit
integer CRd[31:0]
cfmv64a CRd, CRn
Saturate to 64-bit integer and move accumulator CRn[63:0] to 64-bit
integer CRd
Move to
DSPSC
CDP
cfmvsc32 CRd, CRn Move CRd to DSPSC; CRn is ignored
Move from
DSPSC
cfmv32sc CRd, CRn Moves DSPSC to CRd; CRn is ignored
Conversions
and copies
CDP
cfcpys CRd, CRn Copy a single from CRn to CRd
cfcpyd CRd, CRn Copy a double from CRn to CRd
cfcvtsd CRd, CRn Convert a single in CRn to a double in CRd
cfcvtds CRd, CRn Convert a double in CRn to a single in CRd
cfcvt32s CRd, CRn Convert a 32-bit integer in CRn to a single in CRd
cfcvt32d CRd, CRn Convert a 32-bit integer in CRn to a double in CRd
cfcvt64s CRd, CRn Convert a 64-bit integer in CRn to a single in CRd
cfcvt64d CRd, CRn Convert a 64-bit integer in CRn to a double in CRd
cfcvts32 CRd, CRn Convert a single in CRn to a 32-bit integer in CRd
cfcvtd32 CRd, CRn Convert a double in CRn to a 32-bit integer in CRd
cftruncs32 CRd, CRn Truncate a single in CRn to a 32-bit integer in CRd
cftruncd32 CRd, CRn Truncate a double in CRn to a 32-bit integer in CRd
Shifts
MCR
cfrshl32 CRm, CRn,
Rd Shift 32-bit integer in CRn by two’s complement value in Rd and store in
CRm
cfrshl64 CRm, CRn,
Rd Shift 64-bit integer in CRn by two’s complement value in Rd and store in
CRm
CDP
cfsh32 CRd, CRn,
<imm> Shift 32-bit integer in CRn by <imm> bits and store in CRd, where <imm>
is between -32 and 31, inclusive
cfsh64 CRd, CRn,
<imm> Shift 64-bit integer in CRn by <imm> bits and store in CRd, where <imm>
is between -32 and 31, inclusive
Table 3-10. MaverickCrunch Instruction Set (Continued)
Maverick
Crunch
Co-
Processor
Instruction
Type
ARM
Co-
Processor
Instruction
Type
Instruction Description