[Bug 1719] New: ARM assembly bx without thumb

bugzilla-daemon at rtems.org bugzilla-daemon at rtems.org
Sat Nov 20 17:57:39 UTC 2010


           Summary: ARM assembly bx without thumb
           Product: RTEMS
           Version: HEAD
          Platform: arm
        OS/Version: RTEMS
            Status: NEW
          Severity: normal
          Priority: P3
         Component: bsps
        AssignedTo: joel.sherrill at oarcorp.com
        ReportedBy: giddyup44 at yahoo.com

Created an attachment (id=1084)
 --> (https://www.rtems.org/bugzilla/attachment.cgi?id=1084)

Some of the shared assembly code for ARM does not always check for whether or
not thumb mode is available before using instructions (mainly bx, bxeq) that
are unavailable on ARM architectures lacking thumb.

Patch attached for at least some of these cases.

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