ARM Cortex-M4 - Vneg; Floating-Point Negate

The Cortex-M4 Instruction Set
ARM DUI 0553A Copyright © 2010 ARM. All rights reserved. 3-149
ID121610 Non-Confidential
3.11.22 VNEG
Floating-point Negate.
Syntax
VNEG{cond}.F32 Sd, Sm
where:
cond Is an optional condition code, see Conditional execution on page 3-18.
Sd Specifies the destination floating-point value.
Sm Specifies the operand floating-point value.
Operation
This instruction:
1. Negates a floating-point value.
2. Places the results in a second floating-point register.
The floating-point instruction inverts the sign bit.
Restrictions
There are no restrictions.
Condition flags
These instructions do not change the flags.