[Webkit-unassigned] [Bug 210665] New: REGRESSION(r260246): It broke build on MIPS32

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=210665

            Bug ID: 210665
           Summary: REGRESSION(r260246): It broke build on MIPS32
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: clopez at igalia.com
                CC: bugs-noreply at webkitgtk.org, dpino at igalia.com,
                    guijemont at igalia.com, mark.lam at apple.com,
                    rmorisset at apple.com, ticaiolima at gmail.com
            Blocks: 210639

MIPS32 Build its failing to build since r260246 with this error:

FAILED: [...] Source/JavaScriptCore/CMakeFiles/LowLevelInterpreterLib.dir/llint/LowLevelInterpreter.cpp.o -c ../../Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
/tmp/ccTewGul.s: Assembler messages:
/tmp/ccTewGul.s:9974: Error: unrecognized opcode `shv $t1,0($t5)'
/tmp/ccTewGul.s:10000: Error: unrecognized opcode `shv $t8,0($t5)'
/tmp/ccTewGul.s:10076: Error: unrecognized opcode `shv $t1,0($t5)'
/tmp/ccTewGul.s:10102: Error: unrecognized opcode `shv $t8,0($t5)'
/tmp/ccTewGul.s:10180: Error: unrecognized opcode `shv $t1,0($t5)'
/tmp/ccTewGul.s:10206: Error: unrecognized opcode `shv $t8,0($t5)'
/tmp/ccTewGul.s:10297: Error: unrecognized opcode `shv $t8,0($t5)'
[...repeated..]

See full failure log here: https://build.webkit.org/builders/JSCOnly%20Linux%20MIPS32el%20Release/builds/4845/steps/compile-webkit/logs/stdio

This has been bisected in the bot:
ordered build on r260245: worked (I stopped it on the test phase) -> https://build.webkit.org/builders/JSCOnly%20Linux%20MIPS32el%20Release/builds/4844
ordered build on r260246: failed -> https://build.webkit.org/builders/JSCOnly%20Linux%20MIPS32el%20Release/builds/4845

And to discard it was not an iterative build issue I also tested with clean builds:
clean ordered build on r260245: worked (the build phase) -> https://build.webkit.org/builders/JSCOnly%20Linux%20MIPS32el%20Release/builds/4847
clean ordered build on r260246: failed -> https://build.webkit.org/builders/JSCOnly%20Linux%20MIPS32el%20Release/builds/4846


Referenced Bugs:

https://bugs.webkit.org/show_bug.cgi?id=210639
[Bug 210639] offlineasm is generating the wrong load/store for the "orh" instruction.
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