Datasheet

193
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
12.6.11.12 VLMA, VLMS
Multiplies two floating-point values, and accumulates or subtracts the results.
Syntax
VLMA{cond}.F32 Sd, Sn, Sm
VLMS{cond}.F32 Sd, Sn, Sm
where:
cond is an optional condition code, see “Conditional Execution” .
Sd is the destination floating-point value.
Sn, Sm are the operand floating-point values.
Operation
The floating-point Multiply Accumulate instruction:
1. Multiplies two floating-point values.
2. Adds the results to the destination floating-point value.
The floating-point Multiply Subtract instruction:
1. Multiplies two floating-point values.
2. Subtracts the products from the destination floating-point value.
3. Places the results in the destination register.
Restrictions
There are no restrictions.
Condition Flags
These instructions do not change the flags.