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[Bug gas/13215] ARM Cortex M3 strexh strexb instructions with same regis
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From: |
hazelnusse at gmail dot com |
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Subject: |
[Bug gas/13215] ARM Cortex M3 strexh strexb instructions with same registers generates error |
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Date: |
Thu, 22 Sep 2011 16:22:03 +0000 |
http://sourceware.org/bugzilla/show_bug.cgi?id=13215
Luke Peterson <hazelnusse at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |INVALID
--- Comment #1 from Luke Peterson <hazelnusse at gmail dot com> 2011-09-22
16:22:03 UTC ---
A closer read of the ARMv7m reference manual confirms that for any of the strex
instructions (word, half word, byte), if the register are the same, the result
is undefined. So James Greenhalgh's patch is correct, and this bug is invalid.
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