Cirrus Logic EP93xx User Manual
Page 92
3-22
DS785UM1
Copyright 2007 Cirrus Logic
MaverickCrunch Co-Processor
EP93xx User’s Guide
3
3
3
Bit Definitions:
N:
Floating point precision - 0 for single, 1 for double.
Rn:
Base register in ARM
CRd: Destination
register.
Loading Integer Value from Memory
Description:
Loads a 32- or 64-bit integer from memory into a MaverickCrunch register.
Bit Definitions:
N:
Integer width - 0 for 32-bit integer, 1 for 64-bit integer
Rn:
Base register in ARM
CRd: Destination
register.
Store Floating Point Values to Memory
Description:
Stores a single or double precision floating point value from a MaverickCrunch
register into memory.
31:28
27:25
24
23
22
21
20
19:16
15:12
11:8
7:0
cond
1 1 0
P
U
N
W
1
Rn
CRd
0 1 0 1
8_bit_word_offset
Table 3-12. Mnemonic Codes for Loading Integer Value from Memory
Mnemonic
Addressing Mode
N
CFLDR32<cond> CRd, [Rn, <offset>]{!}
Immediate pre-indexed
0
CFLDR32<cond> CRd, [Rn], <offset>
Immediate post-indexed
0
CFLDR64<cond> CRd, [Rn, <offset>]{!}
Immediate pre-indexed
1
CFLDR64<cond> CRd, [Rn], <offset>
Immediate post-indexed
1
31:28
27:25
24
23
22
21
20
19:16
15:12
11:8
7:0
cond
1 1 0
P
U
N
W
0
Rn
CRd
0 1 0 0
8_bit_word_offset