53 ors bitwise or string – Texas Instruments MSP50C614 User Manual
Page 240
Individual Instruction Descriptions
4-148
4.14.53
ORS
Bitwise OR String
Syntax
[label]
name
dest, src [, src1]
Clock,
clk
Word,
w
With RPT,
clk
Class
ORS
A
n, {adrs}
Table 4–46
Table 4–46
1b
ORS
A
n[~], An[~], pma16
n
S
+4
2
N/R
2b
ORS
A
n[~], An~, An
n
S
+2
1
n
R
+2
3
Execution
dest
⇐
dest OR src
(for two operands)
dest
⇐
src1 OR src
(for three operands)
C
⇐
PC +
w
Flags Affected
dest is An:
OF, SF, ZF, CF are set accordingly
src is {adrs}:
TAG bit is set accordingly
Opcode
Instructions
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
ORS A
n, {adrs}
0
1
0
0
0
0
1
A
n
adrs
x
dma16 (for direct) or offset16 (long relative) [see section 4.13]
ORS A
n[~], An[~], pma16
1
1
1
0
0
1
1
A
n
1
0
0
0
0
1
A~
~A
ORS A
n[~], An~, An
1
1
1
0
0
1
1
A
n
0
1
0
0
1
0
A~
~A
Description
Bitwise OR of
src and dest. Result is stored in dest. If three operands are
specified then logical OR
src1 and src, store result in dest.
Syntax
Description
ORS A
n, {adrs}
OR RAM string to A
n string
ORS A
n[~], An[~], pma16
OR ROM string to A
n[~] string, store result in An[~] string
ORS A
n[~], An~, An
OR A
n string to An~ string, store result in An[~] string
See Also
OR, ORB, AND, ANDS, XOR, XORS, NOTAC, NOTACS
Example 4.14.53.1
ORS A0, *R2
OR data memory string beginning at address in R2 to accumulator string A0. Result stored in
accumulator string A0.
Example 4.14.53.2
ORS A0, A0~, 0x13F0
OR program memory string beginning at address in 0x13F0 to accumulator string A0~, put result in
accumulator string A0. Note that the address 0x13F2 is a program memory address.
Example 4.14.53.3
ORS A0, A0~, A0
OR accumulator string A0 to accumulator string A0~, put result in accumulator string A0.