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* [Bug translator/10398] New: DW_OP_call_frame CFA support doesn't work for exelib.exp mark.tcl separate-debuginfo plus prelink case
@ 2009-07-15 11:42 mjw at redhat dot com
  2009-07-16 21:37 ` [Bug translator/10398] " mjw at redhat dot com
  0 siblings, 1 reply; 2+ messages in thread
From: mjw at redhat dot com @ 2009-07-15 11:42 UTC (permalink / raw)
  To: systemtap

The following testcases fail:

FAIL:
mark-uprobesgcc-O0default-debug-uprobeslibgcc-O0default-prelink-sep-debug_uprobeslibgcc-O0default-prelink-sep-debug
FAIL:
mark-uprobesgcc-O0default-sep-debug-uprobeslibgcc-O0default-prelink-sep-debug_uprobeslibgcc-O0default-prelink-sep-debug
FAIL:
mark-uprobesgcc-O0default-pie-debug-uprobeslibgcc-O0default-prelink-sep-debug_uprobeslibgcc-O0default-prelink-sep-debug
FAIL:
mark-uprobesgcc-O0default-pie-sep-debug-uprobeslibgcc-O0default-prelink-sep-debug_uprobeslibgcc-O0default-prelink-sep-debug

They all fail with the message:

Got "semantic error: No cfa_ops supplied, but needed by DW_OP_call_frame_cfa:
identifier '$arg1' at
/home/mark/src/systemtap/testsuite/systemtap.exelib/mark.stp:9:30"

Most likely looking up the cfi cfa ops is missing a bias somewhere.

-- 
           Summary: DW_OP_call_frame CFA support doesn't work for exelib.exp
                    mark.tcl separate-debuginfo plus prelink case
           Product: systemtap
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: translator
        AssignedTo: systemtap at sources dot redhat dot com
        ReportedBy: mjw at redhat dot com


http://sourceware.org/bugzilla/show_bug.cgi?id=10398

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* [Bug translator/10398] DW_OP_call_frame CFA support doesn't work for exelib.exp mark.tcl separate-debuginfo plus prelink case
  2009-07-15 11:42 [Bug translator/10398] New: DW_OP_call_frame CFA support doesn't work for exelib.exp mark.tcl separate-debuginfo plus prelink case mjw at redhat dot com
@ 2009-07-16 21:37 ` mjw at redhat dot com
  0 siblings, 0 replies; 2+ messages in thread
From: mjw at redhat dot com @ 2009-07-16 21:37 UTC (permalink / raw)
  To: systemtap


------- Additional Comments From mjw at redhat dot com  2009-07-16 21:37 -------
commit 88eaee9fc6d629529e47820525080f26775a9ba6
Author: Mark Wielaard <mjw@redhat.com>
Date:   Thu Jul 16 23:32:12 2009 +0200

    PR10398 DW_OP_call_frame CFA support doesn't work for prelink shared libs.
    
    * dwflpp.cxx (translate_location): Call get_cfa_ops with relative pc plus
      module bias.
      (literal_addr_to_sym_addr): Add verbose logging.
      (get_cfa_ops): Adjust pc for returned bias. Add verbose logging.


-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED


http://sourceware.org/bugzilla/show_bug.cgi?id=10398

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2009-07-15 11:42 [Bug translator/10398] New: DW_OP_call_frame CFA support doesn't work for exelib.exp mark.tcl separate-debuginfo plus prelink case mjw at redhat dot com
2009-07-16 21:37 ` [Bug translator/10398] " mjw at redhat dot com

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