https://bugs.kde.org/show_bug.cgi?id=417281
Andreas Arnez changed:
What|Removed |Added
Resolution|--- |FIXED
Status|REPORTED
https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #9 from Andreas Arnez ---
(In reply to Julian Seward from comment #8)
> For the NEVER case, it might be more "symmetrical" in relation to
> the ALWAYS case, to say that it modifies dst, rather than saying
> nothing. (I know it modifies it
https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #8 from Julian Seward ---
(In reply to Andreas Arnez from comment #7)
> Created attachment 126871 [details]
> s390x: Fix register usage of conditional moves
Looks good to me. Two minor points:
For the NEVER case, it might be more
https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #7 from Andreas Arnez ---
Created attachment 126871
--> https://bugs.kde.org/attachment.cgi?id=126871=edit
s390x: Fix register usage of conditional moves
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https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #6 from Julian Seward ---
Created attachment 126754
--> https://bugs.kde.org/attachment.cgi?id=126754=edit
Longer disassembly for comment 5
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https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #5 from Julian Seward ---
(In reply to Julian Seward from comment #4)
> As a next step I am inclined to add printf lines for all cases (rules)
> in the insn selector. Then run the test case with and without &&-recovery
> enabled, so as to
https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #4 from Julian Seward ---
I studied this more today. One theory I had was that the insn selector
was generating wrong code for converting a value in the lowest bit of a
register into a condition code (function s390_isel_cc(),
case "/*
https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #3 from Andreas Arnez ---
Created attachment 125752
--> https://bugs.kde.org/attachment.cgi?id=125752=edit
Excerpt of Valgrind output with --trace-flags=1000
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https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #2 from Andreas Arnez ---
Created attachment 125751
--> https://bugs.kde.org/attachment.cgi?id=125751=edit
Patch to enable "grail" on s390x
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https://bugs.kde.org/show_bug.cgi?id=417281
--- Comment #1 from Andreas Arnez ---
The crash happens in glibc's elf/dl-lookup.c in do_lookup_x, when trying
to access the first element of the array 'list'. It seems that the
register containing the address is corrupted; it was just copied from
%r4
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