Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Data Sheet

Product codes

ATSAM4S-WPIR-RD

SAM4S Series [DATASHEET]

Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14

SMULBB, SMULBT

SMULTB, SMULTT

{Rd,} Rn, Rm

Signed Multiply (halfwords)

–

SMULL

RdLo, RdHi, Rn, Rm

Signed Multiply (32 × 32), 64-bit result

–

SMULWB, SMULWT

{Rd,} Rn, Rm

Signed Multiply word by halfword

–

SMUSD, SMUSDX

{Rd,} Rn, Rm

Signed dual Multiply Subtract

–

SSAT

Rd, #n, Rm {,shift #s}

Signed Saturate

SSAT16

Rd, #n, Rm

Signed Saturate 16

SSAX

{Rd,} Rn, Rm

Signed Subtract and Add with Exchange

SSUB16

{Rd,} Rn, Rm

Signed Subtract 16

–

SSUB8

{Rd,} Rn, Rm

Signed Subtract 8

–

STM

Rn{!}, reglist

Store Multiple registers, increment after

–

STMDB, STMEA

Rn{!}, reglist

Store Multiple registers, decrement before

–

STMFD, STMIA

Rn{!}, reglist

Store Multiple registers, increment after

–

STR

Rt, [Rn, #offset]

Store Register word

–

STRB, STRBT

Rt, [Rn, #offset]

Store Register byte

–

STRD

Rt, Rt2, [Rn, #offset]

Store Register two words

–

STREX

Rd, Rt, [Rn, #offset]

Store Register Exclusive

–

STREXB

Rd, Rt, [Rn]

Store Register Exclusive byte

–

STREXH

Rd, Rt, [Rn]

Store Register Exclusive halfword

–

STRH, STRHT

Rt, [Rn, #offset]

Store Register halfword

–

STRT

Rt, [Rn, #offset]

Store Register word

–

SUB, SUBS

{Rd,} Rn, Op2

Subtract

N,Z,C,V

SUB, SUBW

{Rd,} Rn, #imm12

Subtract

N,Z,C,V

SVC

#imm

Supervisor Call

–

SXTAB

{Rd,} Rn, Rm,{,ROR #} Extend 8 bits to 32 and add

–

SXTAB16

{Rd,} Rn, Rm,{,ROR #} Dual extend 8 bits to 16 and add

–

SXTAH

{Rd,} Rn, Rm,{,ROR #} Extend 16 bits to 32 and add

–

SXTB16

{Rd,} Rm {,ROR #n}

Signed Extend Byte 16

–

SXTB

{Rd,} Rm {,ROR #n}

Sign extend a byte

–

SXTH

{Rd,} Rm {,ROR #n}

Sign extend a halfword

–

TBB

[Rn, Rm]

Table Branch Byte

–

TBH

[Rn, Rm, LSL #1]

Table Branch Halfword

–

TEQ

Rn, Op2

Test Equivalence

N,Z,C

TST

Rn, Op2

Test

N,Z,C

UADD16

{Rd,} Rn, Rm

Unsigned Add 16

UADD8

{Rd,} Rn, Rm

Unsigned Add 8

USAX

{Rd,} Rn, Rm

Unsigned Subtract and Add with Exchange

Table 12-13.

Cortex-M4 Instructions (Continued)

Mnemonic

Operands

Description

Flags