SpinAsm OR: Difference between revisions
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Created page with "==OR== {| class="wikitable" |+ !Mnemonic !Operation !Instruction coding |- |OR |<nowiki>ACC | MASK </nowiki> |MMMMMMMMMMMMMMMMMMMMMMMM000001111 |} ======Description====== OR will perform a bit wise "or" of the current ACC and the 24bit MASK specified within the instruction word. The instruction might be used to load a constant into ACC provided ACC contains $000000 {| class="wikitable" |+ !Name !Width !Entry formats, range |- |M |24 Bit |Binary Hex ($000000 - $FFFFFF)..." |
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OR will perform a bit wise "or" of the current ACC and the 24bit MASK specified within the instruction word. The instruction might be used to load a constant into ACC provided ACC contains $000000 | OR will perform a bit wise "or" of the current ACC and the 24bit MASK specified within the instruction word. The instruction might be used to load a constant into ACC provided ACC contains $000000 | ||
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Revision as of 20:53, 6 January 2023
OR
| Mnemonic | Operation | Instruction coding |
|---|---|---|
| OR | ACC | MASK | MMMMMMMMMMMMMMMMMMMMMMMM000001111 |
Description
OR will perform a bit wise "or" of the current ACC and the 24bit MASK specified within the instruction word. The instruction might be used to load a constant into ACC provided ACC contains $000000
| Name | Width | Entry formats, range |
|---|---|---|
| M | 24 Bit | Binary
Hex ($000000 - $FFFFFF) Symbolic |
Syntax
OR M
Coding Example
<syntaxhighlight line="1"> OMASK EQU $0F0000 ;
;
- -------------------------------------------
sof 0,0 ; Clear all bits within ACC or $1 ; Set LSB or %10000000_00000000_00000000 ; Set MSB or OMASK ; Set ACC[19..16] and %S=[15..8] ; Set ACC[15..8] </syntaxhighlight>