16. dec. 2010 00.22 skrev CoolAJ86 <[email protected]>:
> I'm building V8 2.3.8 natively on ARM and it keeps segfaulting every
> few minutes of runtime (Node.JS).
>
>
> These are the compiler opts that I have set. Are any of these
> incompatible / unsafe to use with V8?
>
> export CC_OPTS="-ggdb3"
> export TARGET_ARCH="-march=armv7-a" # must be at least armv5te
> export TARGET_TUNE="-mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp -
> mthumb-interwork -mno-thumb" # optional
I would normally expect -mfpu=vfp, but I don't think that changes the
ABI so it's probably not your problem.
Can you reproduce the problem in standalone V8 without node? Try
/path/to/v8/tools/test.py --mode=release --snapshot --arch=arm -j2
and again with mode=debug.
>
>
> export CCLD="gcc ${CC_OPTS} ${TARGET_ARCH} ${TARGET_TUNE}"
> export CC="gcc ${CC_OPTS} ${TARGET_ARCH} ${TARGET_TUNE}"
> export CXX="g++ ${CC_OPTS} ${TARGET_ARCH} ${TARGET_TUNE}"
>
> ./configure
> make
> make install
>
>
>
>
> I'm getting messages like this
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x001794d8 in
> v8::internal::StringDictionary::FindEntry(v8::internal::String*) ()
> Current language: auto
> The current source language is "auto; currently asm".
> (gdb) bt
> #0 0x001794d8 in
> v8::internal::StringDictionary::FindEntry(v8::internal::String*) ()
> #1 0x0017a52c in
> v8::internal::JSObject::LocalLookupRealNamedProperty(v8::internal::String*,
> v8::internal::LookupResult*) ()
> #2 0x0014a68c in
> v8::internal::StoreIC::Store(v8::internal::InlineCacheState,
> v8::internal::Handle<v8::internal::Object>,
> v8::internal::Handle<v8::internal::String>,
> v8::internal::Handle<v8::internal::Object>) ()
> #3 0x0014a9a0 in v8::internal::StoreIC_Miss(v8::internal::Arguments)
> ()
> #4 0x42526254 in ?? ()
> #5 0x42526254 in ?? ()
> Backtrace stopped: previous frame identical to this frame (corrupt
> stack?)
>
>
>
>
> and this
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x001454e4 in
> v8::internal::Heap::CopyJSObject(v8::internal::JSObject*) ()
> Current language: auto
> The current source language is "auto; currently asm".
> (gdb) bt
> #0 0x001454e4 in
> v8::internal::Heap::CopyJSObject(v8::internal::JSObject*) ()
> #1 0x001b041c in
> v8::internal::Runtime_CreateObjectLiteralShallow(v8::internal::Arguments)
> ()
> #2 0x4250c254 in ?? ()
> #3 0x4250c254 in ?? ()
> Backtrace stopped: previous frame identical to this frame (corrupt
> stack?)
>
> --
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> [email protected]
> http://groups.google.com/group/v8-users
>
--
Erik Corry, Software Engineer
Google Denmark ApS - Frederiksborggade 20B, 1 sal,
1360 København K - Denmark - CVR nr. 28 86 69 84
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