[squeak-dev] how to see primitive source these days?
Bob Arning
arning315 at comcast.net
Wed Jan 11 03:31:07 UTC 2017
Hmm... something odd
I downloaded cog_macos64x64_squeak.cog.spur_201701110136.tar.gz and
unzipped it and got a green squeak icon with a stop icon on top of it.
Which means it won't run.
Earlier I got cog_macos64x64_squeak.cog.spur_201608171728.tar.gz and it
unzipped just fine and ran.
On 1/10/17 7:58 PM, Eliot Miranda wrote:
> Hi Bob,
>
> thanks for the prod. I'm committing the fix now. New VMs should
> be built by the bots within an hour after I generate and commit C sources.
>
> On Tue, Jan 10, 2017 at 6:48 AM, Bob Arning <arning315 at comcast.net
> <mailto:arning315 at comcast.net>> wrote:
>
> Thanks, Dave,
>
> There are a number of errors possible in that primitive and I
> don't know if one can see the particular code after a failure. I
> was able to narrow it down, though. Adding this to FloatArray:
>
> testreplaceFrom: start to: stop with: replacement startingAt:
> repStart
> "
> (FloatArray new: 8) testreplaceFrom: 1 to: 3 with: (FloatArray
> new: 3) startingAt: 1
> "
> <primitive: 105>
> self halt.
>
> Runs fine in 32-bit squeak and halts in 64-bit.
>
> -----------succeeds on-----------
>
> Virtual Machine
> ---------------
> /Users/bob/squeak/old squeak5.1/ast 5.1.app/Contents/MacOS/Squeak
> Croquet Closure Cog[Spur] VM [CoInterpreterPrimitives
> VMMaker.oscog-cb.1919] 32 bit
> Mac OS X built on Aug 17 2016 18:59:49 UTC Compiler: 4.2.1
> Compatible Apple LLVM 6.0 (clang-600.0.54)
> platform sources revision VM: 201608171728
> https://github.com/OpenSmalltalk/opensmalltalk-vm.git
> <https://github.com/OpenSmalltalk/opensmalltalk-vm.git> $ Date:
> Wed Aug 17 10:28:01 2016 -0700 $ Plugins: 201608171728
> https://github.com/OpenSmalltalk/opensmalltalk-vm.git
> <https://github.com/OpenSmalltalk/opensmalltalk-vm.git> $
> CoInterpreter VMMaker.oscog-cb.1919 uuid:
> 00a8dd2a-bc8d-4552-b400-be781c8aabec Aug 17 2016
> StackToRegisterMappingCogit VMMaker.oscog-cb.1919 uuid:
> 00a8dd2a-bc8d-4552-b400-be781c8aabec Aug 17 2016
>
> --------fails on--------
>
> Virtual Machine
> ---------------
> /Users/bob/squeak/Squeak5.1-16548-64bit-All-in-One/Squeak5.1-16548-64bit-All-in-One.app/Contents/MacOS/Squeak
> Croquet Closure Cog[Spur] VM [CoInterpreterPrimitives
> VMMaker.oscog-cb.1919] 64 bit
> Mac OS X built on Aug 17 2016 18:51:56 UTC Compiler: 4.2.1
> Compatible Apple LLVM 6.0 (clang-600.0.54)
> platform sources revision VM: 201608171728
> https://github.com/OpenSmalltalk/opensmalltalk-vm.git
> <https://github.com/OpenSmalltalk/opensmalltalk-vm.git> $ Date:
> Wed Aug 17 10:28:01 2016 -0700 $ Plugins: 201608171728
> https://github.com/OpenSmalltalk/opensmalltalk-vm.git
> <https://github.com/OpenSmalltalk/opensmalltalk-vm.git> $
> CoInterpreter VMMaker.oscog-cb.1919 uuid:
> 00a8dd2a-bc8d-4552-b400-be781c8aabec Aug 17 2016
> StackToRegisterMappingCogit VMMaker.oscog-cb.1919 uuid:
> 00a8dd2a-bc8d-4552-b400-be781c8aabec Aug 17 2016
>
>
>
>
> On 1/10/17 9:06 AM, David T. Lewis wrote:
>> How to see primitive source these days:
>>
>> The code is in the VMMaker repository 'http://source.squeak.org/VMMaker <http://source.squeak.org/VMMaker>'.
>>
>> For the Spur VM, the package is 'VMMaker.oscog'. For purposes of just
>> taking a quick look at the code, you can load the latest version
>> VMMaker.oscog-eem.2079 (this will not exactly corresponding to the version
>> you are running but here I assume you just want a quick look at what
>> primitive 105 is doing).
>>
>> To find the numbered primitive, see CoInterpreter class>>initializePrimitiveTable,
>> which calls StackInterpreter class>>initializePrimitiveTable, which shows
>> primitive 105 as #primitiveStringReplace.
>>
>> The Smalltalk code for this primitive is InterpreterPrimitives>>primitiveStringReplace.
>> The generated C code for this can be found in the GitHub repository
>> https://github.com/OpenSmalltalk/opensmalltalk-vm
>> <https://github.com/OpenSmalltalk/opensmalltalk-vm>, look for the
>> primitiveStringReplace function in opensmalltalk-vm/src/vm/gcc3x-cointerpmt.c.
>>
>> Dave
>>
>>
>>
>> On Tue, Jan 10, 2017 at 07:57:31AM -0500, Bob Arning wrote:
>>> I'm was copying a FloatArray and it seems not to be using the primitive
>>> to move the data over to the copy.
>>> Float>>replaceFrom:to:with:startingAt: says it uses a primitive, but it
>>> seem to fallback to the code in SequenceableCollection. How can I see
>>> the priitive code to see what the issue may be? This is what it says it
>>> does:
>>>
>>> replaceFrom: start to: stop with: replacement startingAt: repStart
>>> "Primitive. This destructively replaces elements from start to stop in
>>> the receiver starting at index, repStart, in the collection,
>>> replacement. Answer the receiver. Range checks are performed in the
>>> primitive only. Optional. See Object documentation whatIsAPrimitive."
>>> <primitive: 105> super replaceFrom: start to: stop with:
>>> replacement startingAt: repStart
>>>
>>> This is what I did to see if the prim failed:
>>>
>>> replaceFrom: start to: stop with: replacement startingAt: repStart
>>> "Primitive. This destructively replaces elements from start to stop in
>>> the receiver starting at index, repStart, in the collection,
>>> replacement. Answer the receiver. Range checks are performed in the
>>> primitive only. Optional. See Object documentation whatIsAPrimitive."
>>> <primitive: 105> WOOPS ifNil: [ WOOPS _ #WOOPS.
>>> self halt ]. super replaceFrom: start to: stop with: replacement
>>> startingAt: repStart
>>>
>>> And it did fail and I'm puzzled as to why:
>>>
>>> Halt:
>>> 10 January 2017 7:46:09.382669 am
>>>
>>> VM: Mac OS - Smalltalk
>>> Image: Squeak5.1 [latest update: #16548]
>>>
>>> SecurityManager state:
>>> Restricted: false
>>> FileAccess: true
>>> SocketAccess: true
>>> Working Dir
>>> /Users/bob/squeak/Squeak5.1-16548-64bit-All-in-One/Squeak5.1-16548-64bit-All-in-One.app/Contents/Resources
>>> Trusted Dir /Users/bob/Library/Application Support/Squeak/
>>> Untrusted Dir /Users/bob/Documents/Squeak/
>>>
>>> FloatArray(Object)>>halt
>>> Receiver: a FloatArray(0.0 0.0 0.0)
>>> Arguments and temporary variables:
>>>
>>> Receiver's instance variables:
>>> a FloatArray(0.0 0.0 0.0)
>>> FloatArray>>replaceFrom:to:with:startingAt:
>>> Receiver: a FloatArray(0.0 0.0 0.0)
>>> Arguments and temporary variables:
>>> start: 1
>>> stop: 3
>>> replacement: a FloatArray(1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
>>> 1.0 1.0 1.0 1.0 1.0 1...etc...
>>> repStart: 1
>>> Receiver's instance variables:
>>> a FloatArray(0.0 0.0 0.0)
>>> FloatArray(SequenceableCollection)>>copyFrom:to:
>>> Receiver: a FloatArray(1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
>>> 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1...etc...
>>> Arguments and temporary variables:
>>> start: 1
>>> stop: 3
>>> newSize: 3
>>> Receiver's instance variables:
>>> a FloatArray(1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
>>> 1.0 1.0 1.0 1.0 1...etc...
>>> ConvolutionalLayer>>forward:isTraining:
>>>
> --
> _,,,^..^,,,_
> best, Eliot
>
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