Closed Bug 1586992 Opened Last month Closed Last month

MIPS: Segmentation fault in branchSub32 on start up on MIPS platform.

Categories

(Core :: JavaScript Engine, defect, P1)

71 Branch
defect

Tracking

()

RESOLVED FIXED
mozilla71
Tracking Status
firefox71 --- fixed

People

(Reporter: zhaojiazhong-hf, Assigned: zhaojiazhong-hf)

Details

Attachments

(1 file)

User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:69.0) Gecko/20100101 Firefox/69.0

Steps to reproduce:

Compile the JS program, and run it on MIPS platform.

Actual results:

Get segmentation fault on start up.
Debug in gdb: gdb obj-release/js, get:

Program received signal SIGSEGV, Segmentation fault.
branchSub32<js::jit::Imm32> (this=<optimized out>, cond=js::jit::AssemblerMIPSShared::Signed,
src=..., dest=..., overflow=<optimized out>)
at /home/zjz/disk/firefox-central/js/src/jit/mips-shared/MacroAssembler-mips-shared-inl.h:517
517 MOZ_CRASH("NYI");

Expected results:

The JS program should start normally

Pushed by jdemooij@mozilla.com:
https://hg.mozilla.org/integration/autoland/rev/708c71a54bb8
[MIPS] Add branch condition '{Not}Signed' in branchSub32. r=jandem
Priority: -- → P1
Status: UNCONFIRMED → RESOLVED
Closed: Last month
Resolution: --- → FIXED
Target Milestone: --- → mozilla71
Assignee: nobody → zhaojiazhong-hf
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