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question about gcc rtx
- From: htio2 <wenbin dot leong at gmail dot com>
- To: gcc-help at gcc dot gnu dot org
- Date: Fri, 30 Oct 2015 01:23:29 -0700 (MST)
- Subject: question about gcc rtx
- Authentication-results: sourceware.org; auth=none
Hi, how do I constraint the rtx to generate movsi Insn that only use odd
16bits register number (R1, R3, R5 ..) ? for register pairing (e.g R1 and R2
is a pair, R3 and R4 ...) .
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