Texas Instruments TMS320C3x User Manual page 577

Texas instruments computer hardware user's guide
Table of Contents

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Syntax
Operation
Operands
Opcode
Description
Cycles
Status Bits
Mode Bit
LDF src2, dst2
LDF src1, dst1
||
src2
dst2
|| src1
dst1
src1
indirect ( disp = 0, 1, IR0, IR1)
dst1
register (R n 1, 0
src2
indirect ( disp = 0, 1, IR0, IR1)
dst2
register (R n 2, 0
This instruction's operands have been augmented on the following devices:
-
'C31 silicon revision 6.0 or greater
-
'C32 silicon revision 2.0 or greater
src1
indirect ( disp = 0, 1, IR0, IR1)
dst1
register (R n 1, 0
src2
indirect ( disp = 0, 1, IR0, IR1) or any CPU register
dst2
register (R n 2, 0
31
24 23
1 1 0 0 0 1
0
dst 2
Two floating-point loads are performed in parallel. If the LDFs load the same
register, the assembler issues a warning. The result is that of LDF src2, dst2.
1
LUF
Unaffected
LV
Unaffected
UF
Unaffected
N
Unaffected
Z
Unaffected
V
Unaffected
C
Unaffected
OVM
Operation is not affected by OVM bit value.
Parallel LDF and LDF
n 1
7)
n 2
7)
n 1
7)
n 2
7)
16
15
dst 1
0 0 0
src 1
Assembly Language Instructions
LDF||LDF
8 7
0
src 2
13-119

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