[Webkit-unassigned] [Bug 175513] ARM_TRADITIONAL: static assertion failed: ProbeContext_size_matches_ctiMasmProbeTrampoline

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=175513

--- Comment #3 from Csaba Osztrogonác_OOO_until_21st_Aug <ossy at webkit.org> ---
(In reply to Csaba Osztrogonác_OOO_until_21st_Aug from comment #2)
> (In reply to Mark Lam from comment #1)
> > (In reply to Csaba Osztrogonác_OOO_until_21st_Aug from comment #23 @
> > https://bugs.webkit.org/show_bug.cgi?id=175446#c23)
> > > and it broke the ARMv7 (traditional) build too:
> > > ../../Source/JavaScriptCore/assembler/MacroAssemblerARM.cpp:203:1: error:
> > > static assertion failed: ProbeContext_size_matches_ctiMasmProbeTrampoline
> > 
> > @Ossy, I cannot fixed / diagnose this issue since I don't have the means to
> > build for traditional ARM.  This static_assert failure here is saying that
> > sizeof(ProbeContext) is not our expected value, 208.  Can you check what
> > sizeof(ProbeContext) is on ARM_TRADITIONAL?
> 
> sizeof(ProbeContext) is 336. Where should I search the root of this issue?

I think I got the root of the problem. There are 32 FP registers, but
only d0-d15 are saved, that's why sizeof(ProbeContext) is 336, not 208.

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