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ARM Architecture Reference Manual ARMv7-A and ARMv7-R edition

ARM Architecture Reference Manual ARMv7-A and ARMv7-R edition

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Thumb Instruction Set Encoding<br />

Table A6-10 32-bit modified immediate data-processing instructions (continued)<br />

op Rn Rd S Instruction See<br />

1101 - not 1111 - Subtract SUB (immediate, Thumb) on page A8-418<br />

1111 0 UNPREDICTABLE -<br />

1 Compare CMP (immediate) on page A8-80<br />

1110 - - - Reverse Subtract RSB (immediate) on page A8-284<br />

These instructions all have modified immediate constants, rather than a simple 12-bit binary number. This<br />

provides a more useful range of values. For details see Modified immediate constants in Thumb instructions<br />

on page A6-17.<br />

A6-16 Copyright © 1996-1998, 2000, 2004-2008 <strong>ARM</strong> Limited. All rights reserved. <strong>ARM</strong> DDI 0406B

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